14K Lab Grown Diamond 1 1/2 Carat Cushion Solitaire Engagement Ring
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Crafted for the moment it will mark, this 1 1/2 carat lab-grown diamond cushion solitaire engagement ring is a study in timeless design and considered craftsmanship. The cushion-cut diamond - chosen for its romantic, pillow-soft outline and brilliant faceting - sits in a classic four-prong head that holds it securely while allowing maximum light to pass through. Every angle catches the light differently, and every detail is built to last a lifetime.
This ring is made to order in your choice of 14K Two-Tone Gold or 14K White Gold, with two diamond grade options and the choice of a certified or non-certified stone. The certified option includes an independent laboratory grading report, providing documented assurance of the diamond's quality. Both options use the same sustainably grown, conflict-free lab-grown diamonds - the certificate simply adds a third-party verification of the stone's characteristics.
The Details
- Center Stone: Lab-Grown Diamond, 1.5 ct, Cushion Cut
- Diamond Grade Options: VS+ F+ (D-E-F color, VS clarity) or VS/SI+ G+ (F-H color, VS/SI clarity)
- Certificate: Available with or without independent laboratory certificate
- Metal: 14K Two-Tone Gold (yellow shank, white gold head) or 14K White Gold
- Plating: Rhodium (head)
- Band Width: 2.25 mm
- Head Type: Cushion, 4-Prong
- Manufacturing: Casted, solid construction
- Ring Sizes: 5 through 9, available in quarter-size increments
- Made to Order: Each ring is crafted to your specifications upon purchase
- Gender: Women's
- Country of Origin: United States
Why You'll Love It
- Lab-Grown Diamond — Chemically, physically, and optically identical to mined diamonds, lab-grown stones offer the same brilliance and hardness with a more sustainable and accessible origin.
- Cushion Cut Brilliance — The cushion shape combines the brilliance of a round cut with soft, rounded corners, giving it a romantic, timeless quality that photographs beautifully and wears elegantly.
- Your Choice of Grade — Select VS+ F+ for the highest color and clarity in this collection, or VS/SI+ G+ for outstanding quality at a more accessible price point. Both are exceptional.
- Certificate Option — The certified variants include an independent grading report for complete peace of mind. The non-certified variants use the same quality diamonds without the additional certification cost.
- Made to Order — Each ring is crafted to your size and specifications, ensuring a perfect fit and a piece made with intention from the start. Production Time: 7-10 Days.
Wear It For
The engagement. The proposal. The anniversary that deserves something more than ordinary. This ring is designed to be given at a moment worth remembering and worn every day after - a piece that holds its beauty as long as the story it carries.
Care and Keeping
Fine gold jewelry is best cleaned gently with a soft cloth and mild soapy water. The rhodium plating on the head may be professionally re-applied over time to maintain its bright white finish. Store separately to prevent scratching, and remove before swimming, exercise, or applying cosmetics and perfumes.
Precious Metals at Sophia Jewelers
Every piece is crafted from certified precious metals selected for lasting brilliance and skin-safe wear.
14k Gold (Most Popular)
58.3% pure gold. The ideal balance of durability and color richness. Available in yellow gold, white gold, and rose gold. The standard choice for fine jewelry and everyday wear.
18k Gold (Premium)
75% pure gold. Richer in color, slightly softer than 14k. Preferred for statement and heirloom pieces where purity matters most.
10k Gold (Everyday Value)
41.7% pure gold. The most durable gold alloy — ideal for active wearers. Stamped 417 on the piece.
Sterling Silver
92.5% pure silver, stamped 925. Cool-toned and versatile. Best for occasional wear; silver develops a natural patina over time.
Platinum
Naturally white, hypoallergenic, and the most durable precious metal. Recommended for those with nickel sensitivities.
Titanium & Stainless Steel
Lightweight, hypoallergenic, and virtually maintenance-free. Excellent for everyday jewelry and sensitive skin.
Lab-Grown Diamonds
Lab-grown diamonds are physically, chemically, and optically identical to mined diamonds. Same carbon crystal structure, same hardness (10 on the Mohs scale), same brilliance. The difference is origin and price: created in a controlled environment, lab-grown diamonds are typically 50-70% less expensive than comparable mined stones, meaning you get a larger, higher-quality diamond for your budget.
All Sophia Jewelers lab-grown diamonds are conflict-free by definition and independently graded by IGI or GIA using the same 4C criteria applied to mined diamonds: cut, color, clarity, and carat weight.
How to Care for Your Jewelry
Fine jewelry deserves thoughtful care. These guidelines will keep your pieces looking luminous for years.
Daily Wear
- Remove jewelry before swimming, showering, or using cleaning products
- Apply lotion, perfume, and hairspray before putting on your jewelry — chemicals can dull metal and damage stones
- Avoid wearing jewelry during gym workouts or high-contact activities
- Put jewelry on last when getting dressed — last on, first off
Cleaning at Home
Mix a few drops of mild dish soap with warm water. Soak for 15-20 minutes, then gently scrub with a soft toothbrush. Rinse thoroughly and dry with a lint-free cloth. This method is safe for gold, platinum, and most gemstones. Avoid ultrasonic cleaners for pearls, opals, and emeralds.
Storage
Store each piece separately in a soft pouch or compartmentalized jewelry box to prevent scratching. Keep chains flat or hung to avoid tangling. Store silver in anti-tarnish pouches to slow oxidation.
Professional Care
Have precious stone jewelry professionally cleaned and inspected once a year to check prong integrity, stone security, and clasp function. Most jewelers offer this service free of charge.
Shipping
Free standard shipping on all orders over $99. Orders ship within 1-2 business days in insured, signature-required packaging.
- Standard Shipping: Free on orders over $99 (5-7 business days)
- Expedited Shipping: 2-3 business days (additional fee at checkout)
- Overnight Shipping: Next business day (available for select items)
A tracking number is emailed as soon as your order ships.
Returns and Exchanges
We offer a 30-day return policy on all unworn, unaltered items in original condition with original packaging. Custom-engraved and custom-sized items are not eligible for return.
To begin a return or exchange, email info@sophiajewelers.com with your order number. Our team responds within one business day.
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Frequently Asked Questions
Everything you need to know about our jewelry, metals, care, and more.