Refined, elegant, and timeless, this Elongated Cushion Lab-Grown Diamond Engagement Ring is designed for those who love classic beauty elevated by subtle detail. Featuring a brilliant elongated cushion-cut IGI-certified lab-grown diamond, this solitaire is set in a graceful open basket with claw prongs, allowing maximum light to enter the stone and enhance its brilliance.
Crafted in solid 14K yellow gold, the petite band creates a warm, classic silhouette that feels both luxurious and enduring. A delicate hidden halo of lab-grown diamonds beneath the center stone adds an unexpected layer of sparkle, making this ring quietly spectacular from every angle.
Perfect as a classic engagement ring, anniversary ring, or heirloom solitaire, this design balances simplicity with fine craftsmanship for a look that will never go out of style.
Please note: The matching wedding band is sold separately.
► PRODUCT DETAILS
► Metal: Solid 14K Yellow Gold
► Finish: High polish
► Average Band Width: 1.7 mm
► Setting: Open basket with claw prongs
► Profile: High-profile solitaire
► Fit: True to size
► Available by request:
– 14K White Gold
– 14K Rose Gold
– Upgrade to 18K Gold (additional cost)
► GEMSTONE DETAILS
► Center Stone: Lab-Grown Diamond (IGI Certified)
► Shape / Cut: Elongated Cushion
► Center Stone Size: 6.5 × 9.0 mm (approx.)
► Average Total Carat Weight: ~2.0 ct
(Carat weight may vary slightly)
► Color: D (colorless)
► Clarity: VVS
► Hardness: 10 (Mohs scale)
► Accent Stones: Lab-Grown Diamonds (hidden halo)
► Each lab-grown diamond ring includes:
– Certificate of authenticity
– Unique IGI serial number verifying quality and origin
► FEATURES
► Solid gold solitaire engagement ring
► IGI-certified elongated cushion-cut lab-grown diamond
► Open basket design for enhanced brilliance
► Hidden halo for subtle, refined sparkle
► Petite band for a sleek, timeless profile
► An ethical alternative to mined diamond engagement rings
► PERFECT FOR
► Classic solitaire engagement rings
► Lab-grown diamond bridal jewelry
► Traditional and minimalist engagement styles
► Anniversary or vow-renewal rings
► Those seeking timeless elegance with warm gold tones
► SIZING, CUSTOM & PRODUCTION NOTES
► Available Sizes: US 3–10
► Half and quarter sizes available
► Larger or smaller sizes available upon request (priced accordingly)
► Complimentary engraving included
– Limit: 16 characters
► This ring is made to order
– Please allow 3–5 weeks for handcrafted production
– Requested modifications may affect production time and pricing
► Alternative gemstone options available
– Please contact us for a custom quote
► Ring sizing may vary slightly between jewelers
– Please consult our sizing guide before ordering:
https://aquamarise.com/pages/find-your-size
► Optional professional appraisal available via dropdown
– Appraisal fee is non-refundable once completed
► WHY YOU’LL LOVE IT
This Elongated Cushion Lab-Grown Diamond Solitaire Ring in Yellow Gold embodies understated luxury. The elongated cushion cut flatters the hand beautifully, while the hidden halo adds a whisper of brilliance beneath the surface. Crafted in solid yellow gold and set with a certified lab-grown diamond, this ring is designed to be worn, loved, and treasured for a lifetime.
✨ Processing Time
- Silver, Vermeil, Tungsten & Engraved Items: 1–4 business days
- Made-to-Order Solid Gold & Platinum Jewelry: 2–5 weeks, depending on the design
🚚 U.S. Delivery Estimates
- USPS Ground Advantage: 3–12 business days
- UPS Ground: 3–7 business days
- UPS 3 Day Select: 3 business days
- UPS 2nd Day Air: 2 business days
- UPS Next Day Air Saver: 1 business day
Delivery times begin once your order has shipped and may vary due to carrier delays. Upgraded shipping is prioritized. Shipping fees are non-refundable.
🌍 International Shipping & Customs
We ship worldwide. Delivery times vary by destination and method selected at checkout.
For many countries, duties and taxes can be prepaid at checkout for a smoother delivery — if prepaid, no additional fees will be due upon arrival.
Customs fees are determined by your country and are non-refundable once the order has shipped.
The number of characters (including spaces) that can be engraved depends on the size and design of the piece. At Aquamarise, the standard character limit is:
- Women's rings: 16 characters
- Men's rings: 25 characters
FONT OPTIONS
We offer a selection of elegant font styles for engraving:
Option 1: Print - Bell MT (Recommended)
Option 2: Cursive - Brush MT
Option 3: Script - Vladimir Script
Please review our full engraving information here
Elongated Cushion Cut Lab-Grown Diamond Engagement Ring in Solid 14K Yellow Gold (IGI Certified)
- Unit price
- /per
Ring Size Chart
| Inside Circumference (mm) |
US, Canada, Mexico Size | UK, Australia, Ireland, New Zealand, South Africa |
France | Germany, Russia, Ukraine, Asia | India, China, Japan, South America, Turkey, Israel |
Italy, Spain, Netherlands, Switzerland |
| 44.2 | 3.00 | F | 44.00 | 14.00 | 4.00 | 4.00 |
| 44.8 | 3.25 | F 1/2 | 44.63 | 14.25 | 4.63 | 4.63 |
| 45.5 | 3.50 | G | 45.25 | 14.50 | 5.25 | 5.25 |
| 46.1 | 3.75 | G 1/2 | 45.88 | 14.75 | 5.88 | 5.88 |
| 46.8 | 4.00 | H | 46.50 | 15.00 | 6.50 | 6.50 |
| 47.4 | 4.25 | H 1/2 | 47.13 | 15.25 | 7.13 | 7.13 |
| 48.0 | 4.50 | I | 47.75 | 15.50 | 7.75 | 7.75 |
| 48.7 | 4.75 | J | 48.38 | --- | 8.38 | 8.38 |
| 49.3 | 5.00 | J 1/2 | 49.00 | 15.75 | 9.00 | 9.00 |
| 50.0 | 5.25 | K | 49.63 | 16.00 | 9.63 | 9.63 |
| 50.6 | 5.50 | K 1/2 | 50.25 | 16.25 | 10.25 | 10.25 |
| 51.2 | 5.75 | L | 50.88 | --- | 10.88 | 10.88 |
| 51.9 | 6.00 | L 1/2 | 51.50 | 16.50 | 11.50 | 11.50 |
| 52.5 | 6.25 | M | 52.13 | 16.75 | 12.13 | 12.13 |
| 53.1 | 6.50 | M 1/2 | 52.75 | 17.00 | 12.75 | 12.75 |
| 53.8 | 6.75 | N | 53.38 | --- | 13.38 | 13.38 |
| 54.4 | 7.00 | N 1/2 | 54.00 | 17.25 | 14.00 | 14.00 |
| 55.1 | 7.25 | O | 54.63 | 17.50 | 14.63 | 14.63 |
| 55.7 | 7.50 | O 1/2 | 55.25 | 17.75 | 15.25 | 15.25 |
| 56.3 | 7.75 | P | 55.88 | --- | 15.88 | 15.88 |
| 57.0 | 8.00 | P 1/2 | 56.50 | 18.00 | 16.50 | 16.50 |
| 57.6 | 8.25 | Q | 57.13 | 18.25 | 17.13 | 17.13 |
| 58.3 | 8.50 | Q 1/2 | 57.75 | 18.50 | 17.75 | 17.75 |
| 58.9 | 8.75 | R | 58.38 | 18.75 | 18.38 | 18.38 |
| 59.5 | 9.00 | R 1/2 | 59.00 | 19.00 | 19.00 | 19.00 |
| 60.2 | 9.25 | S | 59.63 | 19.25 | 19.63 | 19.63 |
| 60.8 | 9.50 | S 1/2 | 60.25 | 19.50 | 20.25 | 20.25 |
| 61.4 | 9.75 | T | 60.88 | 19.75 | 20.88 | 20.88 |
| 62.1 | 10.00 | T 1/2 | 61.50 | 20.00 | 21.25 | 21.25 |
| 62.7 | 10.25 | U | 62.13 | 20.25 | 22.13 | 22.13 |
| 63.4 | 10.50 | U 1/2 | 62.75 | 20.50 | 22.75 | 22.75 |
| 64.0 | 10.75 | V | 63.38 | --- | 23.38 | 23.38 |
| 64.6 | 11.00 | V 1/2 | 64.00 | 20.75 | 24.00 | 24.00 |
| 65.3 | 11.25 | W | 64.63 | --- | 24.63 | 24.63 |
| 65.9 | 11.50 | W 1/2 | 65.25 | 21.00 | 25.25 | 25.25 |
| 66.6 | 11.75 | X | 65.88 | --- | 25.88 | 25.88 |
| 67.2 | 12.00 | X 1/2 | 66.50 | 21.25 | 26.50 | 26.50 |
| 68.1 | 12.25 | Y | 67.13 | 21.50 | 27.13 | 27.13 |
| 68.5 | 12.50 | Z | 67.75 | 21.75 | 27.75 | 27.75 |
| 69.1 | 12.75 | Z 1/2 | 68.38 | --- | 28.38 | 28.38 |
| 69.7 | 13.00 | --- | 69.00 | 22.00 | 29.00 | 29.00 |
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Adding product to your cart
Refined, elegant, and timeless, this Elongated Cushion Lab-Grown Diamond Engagement Ring is designed for those who love classic beauty elevated by subtle detail. Featuring a brilliant elongated cushion-cut IGI-certified lab-grown diamond, this solitaire is set in a graceful open basket with claw prongs, allowing maximum light to enter the stone and enhance its brilliance.
Crafted in solid 14K yellow gold, the petite band creates a warm, classic silhouette that feels both luxurious and enduring. A delicate hidden halo of lab-grown diamonds beneath the center stone adds an unexpected layer of sparkle, making this ring quietly spectacular from every angle.
Perfect as a classic engagement ring, anniversary ring, or heirloom solitaire, this design balances simplicity with fine craftsmanship for a look that will never go out of style.
Please note: The matching wedding band is sold separately.
► PRODUCT DETAILS
► Metal: Solid 14K Yellow Gold
► Finish: High polish
► Average Band Width: 1.7 mm
► Setting: Open basket with claw prongs
► Profile: High-profile solitaire
► Fit: True to size
► Available by request:
– 14K White Gold
– 14K Rose Gold
– Upgrade to 18K Gold (additional cost)
► GEMSTONE DETAILS
► Center Stone: Lab-Grown Diamond (IGI Certified)
► Shape / Cut: Elongated Cushion
► Center Stone Size: 6.5 × 9.0 mm (approx.)
► Average Total Carat Weight: ~2.0 ct
(Carat weight may vary slightly)
► Color: D (colorless)
► Clarity: VVS
► Hardness: 10 (Mohs scale)
► Accent Stones: Lab-Grown Diamonds (hidden halo)
► Each lab-grown diamond ring includes:
– Certificate of authenticity
– Unique IGI serial number verifying quality and origin
► FEATURES
► Solid gold solitaire engagement ring
► IGI-certified elongated cushion-cut lab-grown diamond
► Open basket design for enhanced brilliance
► Hidden halo for subtle, refined sparkle
► Petite band for a sleek, timeless profile
► An ethical alternative to mined diamond engagement rings
► PERFECT FOR
► Classic solitaire engagement rings
► Lab-grown diamond bridal jewelry
► Traditional and minimalist engagement styles
► Anniversary or vow-renewal rings
► Those seeking timeless elegance with warm gold tones
► SIZING, CUSTOM & PRODUCTION NOTES
► Available Sizes: US 3–10
► Half and quarter sizes available
► Larger or smaller sizes available upon request (priced accordingly)
► Complimentary engraving included
– Limit: 16 characters
► This ring is made to order
– Please allow 3–5 weeks for handcrafted production
– Requested modifications may affect production time and pricing
► Alternative gemstone options available
– Please contact us for a custom quote
► Ring sizing may vary slightly between jewelers
– Please consult our sizing guide before ordering:
https://aquamarise.com/pages/find-your-size
► Optional professional appraisal available via dropdown
– Appraisal fee is non-refundable once completed
► WHY YOU’LL LOVE IT
This Elongated Cushion Lab-Grown Diamond Solitaire Ring in Yellow Gold embodies understated luxury. The elongated cushion cut flatters the hand beautifully, while the hidden halo adds a whisper of brilliance beneath the surface. Crafted in solid yellow gold and set with a certified lab-grown diamond, this ring is designed to be worn, loved, and treasured for a lifetime.
✨ Processing Time
- Silver, Vermeil, Tungsten & Engraved Items: 1–4 business days
- Made-to-Order Solid Gold & Platinum Jewelry: 2–5 weeks, depending on the design
🚚 U.S. Delivery Estimates
- USPS Ground Advantage: 3–12 business days
- UPS Ground: 3–7 business days
- UPS 3 Day Select: 3 business days
- UPS 2nd Day Air: 2 business days
- UPS Next Day Air Saver: 1 business day
Delivery times begin once your order has shipped and may vary due to carrier delays. Upgraded shipping is prioritized. Shipping fees are non-refundable.
🌍 International Shipping & Customs
We ship worldwide. Delivery times vary by destination and method selected at checkout.
For many countries, duties and taxes can be prepaid at checkout for a smoother delivery — if prepaid, no additional fees will be due upon arrival.
Customs fees are determined by your country and are non-refundable once the order has shipped.
The number of characters (including spaces) that can be engraved depends on the size and design of the piece. At Aquamarise, the standard character limit is:
- Women's rings: 16 characters
- Men's rings: 25 characters
FONT OPTIONS
We offer a selection of elegant font styles for engraving:
Option 1: Print - Bell MT (Recommended)
Option 2: Cursive - Brush MT
Option 3: Script - Vladimir Script
Please review our full engraving information here
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