Heart White Sapphire Promise Ring in Sterling Silver
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Cut out the strip, wrap it around your finger, thread the end through the slit, and read your size.
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UK, Australia & Ireland share the letter system. European sizes are approximate conversions.
Size Chart
Find your ring size
- Print at 100% / Actual Size — turn off "fit to page" or scaling.
- Check the printed ruler measures exactly 80 mm.
Method A — Measure a ring
Lay a ring you own over the circles. The matching circle is your size.
Method B — Finger strip
Cut out the strip, wrap it around your finger, thread the end through the slit, and read your size.
This on-screen tool is a close guide, not a guaranteed exact fit. For certainty, order a ring sizer.
| US | Diameter | Circumf. | UK/AU/IE | EU |
|---|
UK, Australia & Ireland share the letter system. European sizes are approximate conversions.
MADE TO ORDER: HANDCRAFTED IN 3–6 WEEKS
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Love, made unmistakable. This heart white sapphire ring sets a 1.5ct natural mined white sapphire — cut into a perfect heart — at the center of a modern halo silhouette. A pave halo traces the heart's curves, and double-row pave shoulders run down each side of the slim band, so the whole ring reads as one bright love token. The center is genuine sapphire, corundum at Mohs 9, second only to diamond in hardness — a real, durable, heirloom-quality stone. Set in solid 925 sterling silver with a bright rhodium finish.
The most explicit love-token cut there is
The heart cut is the most symbolically loaded shape in jewelry — and one of the hardest to cut well, demanding a perfectly symmetrical cleft at the top, matched lobes on each side and a cleanly pointed apex. Done right, it reads as a heart from every angle, not just from directly above. At 7.0 x 7.0 mm and roughly 1.5 carats, the center reads substantial without tipping into oversized, and the halo makes the heart unmistakable from across a room. It is why so many buyers choose a heart when they want the meaning to be obvious — the perfect promise ring, engagement ring or anniversary piece in one silhouette. For more on the stone itself, our sapphire engagement ring guide is a great read.
The natural white sapphire
The center stone is a genuine natural white sapphire — mined corundum, the same mineral as the more familiar blue and pink sapphires, but in its colorless form. Sapphire is 9 on the Mohs scale, second only to diamond, which makes it one of the most durable gemstones you can choose for a ring meant to be worn every day. White sapphire is, in fact, the closest natural alternative to diamond: real, genuinely durable and naturally occurring, at a fraction of the price. It is also quietly special because, unlike colored sapphires that are almost always heat-treated, natural white sapphire is generally untreated — the colorless variety is simply corundum in its purest state. Discover more about the stone in our complete sapphire meaning guide, and see the full range in our white sapphire rings collection.
The pave halo and double-row shoulders
A halo of small pave simulated diamond (cubic zirconia) accents wraps the heart center, following its curved-and-pointed outline so the shape reads clearly and the center appears larger — a 1.5ct heart with a halo wears closer to a 2ct ring face. The pave continues down the shoulders in a double-row arrangement, one row on the top face and a second visible from the side, giving the slim 1.8 mm band continuous sparkle and visible weight from multiple angles. We are upfront about the accents so you know exactly what you are getting: a genuine natural white sapphire center framed by bright, budget-friendly CZ pave. Prefer diamond accents on a solid 14K gold version? Message us before ordering for a custom quote.
Solid sterling silver with a rhodium finish
The band is solid 925 sterling silver — 92.5% pure silver throughout, not plated base metal — finished with rhodium, the same precious metal used on fine white gold. That finish gives the ring a bright white-metal luster and adds scratch and tarnish resistance, keeping the white-on-white palette clean so the focus stays on the stones. Genuine 925 does not turn skin green; the ring is also nickel-free and hypoallergenic. Sapphire is the traditional 5th and 45th wedding anniversary stone and the September birthstone, which makes this ring a natural fit for milestones large and small — you can pair it beautifully with pieces from our sapphire wedding bands range.
How to wear it
- Engagement ring — the heart cut is unmistakably bridal and the halo gives it the formal weight of a proposal piece, ideal for a colorless engagement stone that is not a diamond.
- Promise ring — the most natural use of the heart shape; a heart-cut white sapphire in silver is a definitive promise-ring archetype.
- Anniversary or milestone gift — sapphire marks the 5th and 45th wedding anniversaries.
- September birthstone ring — a thoughtful birthday gift for a September-born recipient.
- Right-hand statement ring — a romantic right-hand piece for anyone who already has an engagement ring.
If a colored center is more your style, the wider sapphire engagement rings collection spans blue, pink, teal and more.
For a bridal pairing, the curved bottom of the heart gives a contour or chevron wedding band a natural nesting line, with the apex sitting cleanly above the band's arch. Match in sterling silver for a unified white stack, or contrast with rose or yellow gold for a deliberate two-tone look. If you love colored sapphires too, our aquamarine vs sapphire comparison is worth a look.
Specifications
- Ring type Engagement / promise / anniversary / September birthstone ring
- Center stone Natural white sapphire (genuine, mined corundum, Mohs 9)
- Cut & size Heart cut, 7.0 x 7.0 mm (approx. 1.5 ct)
- Treatment Untreated natural white sapphire
- Setting Four-prong claw, heart-shaped pave halo
- Accents Pave halo and double-row shoulders (CZ)
- Band 1.8 mm, comfort fit
- Metal Solid 925 sterling silver with rhodium finish
- Properties Nickel-free, hypoallergenic
- Origin Ethically sourced, conflict-free
- Included Free luxury velvet gift box & free USA shipping
Sizing & care
True to size and comfort-fit. If you do not know your size, message us before ordering — we can send a complimentary ring sizer. For care, treat it like fine jewelry: remove before swimming, cleaning, gardening or applying lotions and perfumes, and avoid hard knocks — the apex and cleft of the heart are the most vulnerable points and can chip on a sharp impact. Clean with warm water and a soft brush, skip ultrasonic cleaners on the pave, and a soft cloth keeps the rhodium finish bright.
Frequently asked questions
Is the white sapphire real?
Yes. The center stone is 100% genuine, naturally mined white sapphire — the same corundum mineral as blue sapphire, just in its colorless form. It is one of the closest natural alternatives to diamond in both hardness (9 on the Mohs scale) and appearance.
Is the white sapphire heat-treated?
No, this stone is untreated. Unlike colored sapphires, which are almost universally heat-treated to improve color, natural white sapphire is generally untreated — the colorless variety is the natural state of corundum. That makes it a quietly distinctive choice.
How does white sapphire compare to diamond?
It is the closest natural alternative to diamond. Hardness is comparable — sapphire 9 versus diamond 10 on the Mohs scale, both excellent for daily wear. Diamond throws more fire, while white sapphire reads cleaner and more uniform, a softer light play many buyers prefer for everyday wear.
Are the halo and shoulder accents real diamonds?
No — the halo and double-row shoulders are cubic zirconia (CZ). We are upfront about this so the listing is honest: the center white sapphire is genuine natural mined stone. If you would prefer diamond accents on a solid 14K gold custom version, message us before ordering for a quote.
How big is the center sapphire?
7.0 x 7.0 mm heart cut, approximately 1.5 carats. With the halo around it, the visible ring face reads closer to a 2ct footprint on the finger, and the heart silhouette draws the eye more than a comparable round or oval would.
How durable is sapphire for daily wear?
Sapphire is one of the most durable gemstones available — 9 on the Mohs scale, second only to diamond, harder than any other commonly used colored gemstone. Just avoid sharp impact on the apex and cleft of the heart, which are the most vulnerable points of the cut.
Is this an engagement ring or a promise ring?
Both — the design supports either role. The heart cut and halo give it the formal weight of an engagement ring, while the heart shape is also the most natural archetype for a promise ring. Some buyers use it as a promise ring and promote it to an engagement ring later.
What is the rhodium finish?
Rhodium is a platinum-family metal applied over sterling silver as a thin finishing layer. It gives the band added scratch and tarnish resistance and preserves a bright white-metal tone that pairs especially well with white sapphires.
Will sterling silver turn my finger green?
No. Genuine 925 sterling silver does not turn skin green. The ring is solid sterling silver throughout, finished with rhodium for brightness and tarnish resistance, and it is nickel-free and hypoallergenic.
Will this ring stack with a curved or contour wedding band?
Yes. The curved bottom of the heart gives a contour or chevron band a natural nesting line below the center stone, and the apex sits cleanly above the band's arch. Match in sterling silver for a unified white stack, or contrast with rose or yellow gold.
Do you offer this design in solid 14K gold?
Yes — message us before ordering and we can quote a solid 14K white, yellow or rose gold version. On the gold version, the accents can be upgraded to lab-grown or natural diamond, and the center can stay as natural white sapphire or be upgraded further for a full heirloom configuration.
Is this a good anniversary or birthstone gift?
Yes. Sapphire is the traditional 5th and 45th wedding anniversary stone and the September birthstone, so this ring works beautifully as an anniversary gift or a September birthday present.
Are the stones ethically sourced?
Yes. The natural white sapphire is ethically sourced and conflict-free, and the CZ accents are ethically produced synthetic stones.
What is included in the box?
The ring, a free luxury velvet jewelry box and a care card, with free USA shipping.
- Wisdom
- Loyalty
- Nobility
Known as the Gem of the Heavens
Sapphire is corundum in every color but red, and the September birthstone. Ancient Persians held that the earth rested on a giant sapphire whose reflection colored the sky, and medieval clergy wore it as a symbol of heaven. At 9 on the Mohs scale a sapphire ring is one of the hardest stones you can wear every day.
Every ring on this page is made to order — cast, set and finished individually for you. Nothing is taken from stock.
Production timeSolid gold and platinum: 3–6 weeks, depending on the design. Pavé settings, custom sizing and engraving sit at the longer end of that range.
United StatesShipping is calculated once your ring is finished. These options appear at checkout:
USPS Ground AdvantageFree FedEx Home Delivery®$10 FedEx 2Day®$22 FedEx Overnight$35 Expedited service shortens transit time only — it does not shorten the 3–6 week production window. Transit estimates begin the day your ring ships, not the day it is ordered, and may vary with carrier delays. Shipping charges are non-refundable. InternationalWe ship worldwide with DHL. Live rates for your address are calculated at checkout — typically DHL Express Worldwide, with DHL eCommerce Parcel Standard offered to select destinations as a slower, lower-cost alternative.
For many countries, duties and taxes may be prepaid at checkout; where prepaid, no further charges are due on arrival. Customs charges are set by the destination country and are non-refundable once an order has shipped.
Every order ships fully insured and requires a signature on delivery.
Full terms on our Shipping & Delivery page. Ring care guidance is available for when your piece arrives.Your engraving is laser-cut into the inside of the band, so it stays between the two of you.
Laser engraving is offered on most — though not all — designs. Where it is available, an engraving field appears with the options below.
Character limitsLimits depend on the width and design of the band. Spaces count toward the total.
- Women's rings: up to 16 characters
- Men's rings: up to 25 characters
Standard laser engraving is complimentary and set in Arial (print font), chosen because it stays legible at very small sizes. These symbols are included at no additional cost:
Custom fonts, or symbols outside this selection, are available for $25. For a logo or bespoke design, email us an SVG file before you order so our team can confirm it will engrave cleanly. Very fine or highly detailed artwork may not suit narrow or delicate bands — we will tell you before we proceed rather than after.
How to order- Choose your ring, metal and size
- Enter your text in the engraving field
- For a custom font or symbol, contact us before ordering
- Check your wording carefully — we engrave exactly what is entered
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Complete the set
Solid Gold Wedding Bands
Contoured to sit flush against this setting — in matching 10K, 14K and 18K gold. Prefer the cooler white of platinum? We make those too.
Free U.S. Shipping + Worldwide Delivery
Ethically Sourced Gemstones
Handcrafted by Aquamarise®
Complimentary Engraving on Every Order
Free U.S. Shipping + Worldwide Delivery
Ethically Sourced Gemstones
Handcrafted by Aquamarise®
Complimentary Engraving on Every Order
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Frequently Asked Questions
Every ring on this page is made in solid gold or platinum — never plated, never gold-filled. Solid gold comes in 10K, 14K and 18K across yellow, white and rose; our platinum is 95% pure, naturally hypoallergenic, and white the whole way through. Available metals vary by design and are listed in the selector above. Our Precious Metal Guide explains how each one wears.
Side by side and brand new, the two look almost identical. The difference shows up over years of wear.
White gold is a gold alloy finished with rhodium for brightness. It sits lighter on the hand and costs less, and the rhodium finish is refreshed every few years to keep it crisp.
Platinum is white all the way through, so there is no finish to renew. It is around 40% denser — noticeably weightier — and over time develops a soft matte patina that many people prefer. It can be polished back to a high shine whenever you like.
Our Platinum vs Gold guide compares durability, cost and upkeep in full.
Solid gold is gold throughout — alloyed for strength, but the same metal at the surface as at the core. Gold vermeil is sterling silver with a layer of gold applied over it, which thins with wear and needs replating to stay bright. Rings on this page are solid gold or platinum only. Our Precious Metal Guide sets out where each makes sense.
Neither tarnishes. Gold and platinum are two of the most stable metals used in fine jewelry, and both hold their color indefinitely. Platinum does develop a satin patina as it is worn — that is surface texture rather than damage, and it polishes out at any time. Warm water, mild soap and a soft brush is all either metal asks for; see our Jewelry Care Guide.
Nothing on this page is pulled from a shelf. Each solid gold and platinum ring is cast, set and finished for your order, which takes 3 to 6 weeks depending on the design — pavé settings, custom sizing and engraving sit at the longer end. Shipping is added once your ring is finished, and paying for faster shipping speeds up transit only — it does not shorten production. Full timings are on our Shipping & Delivery page.
Use the Find my ring size link beside the Add to Cart button, or our full Ring Size Chart. Because these rings are made to order, we cut your size from the start rather than resizing a stock band — so measure carefully. Your first resizing is free if it is still not right. Most designs can be adjusted, though eternity bands and rings with stones set the whole way around usually cannot.
On most designs, yes — if engraving is available for this ring, a text field appears with the options above. Standard engraving is complimentary: up to 16 characters on women’s rings and 25 on men’s, set in Arial, with a small selection of symbols included. Custom fonts and symbols are $25 and are arranged before you order. See the Engraving page for what is possible. Engraved rings are final sale.
Returns and exchanges are accepted within 14 days of delivery on unworn rings in original condition. Because solid gold and platinum rings are made to order, they are subject to a restocking fee, and engraved pieces are final sale. Full terms are on our Returns & Refunds page. Every ring is also covered by our lifetime warranty against manufacturing defects.