--- title: "Cushion and Trapezoid Diamond Engagement Ring" description: "A cushion cut lab diamond engagement ring with trapezoid side stones, in platinum or gold. Made to order in our New York flagship." canonical: "https://www.adadiamonds.com/lab-diamond-engagement-rings/cushion-trapezoid-setting-475" last-updated: "2026-06-08" --- # Cushion and Trapezoid Setting > A cushion cut lab diamond engagement ring with trapezoid side stones, in platinum or gold. Made to order in our New York flagship. A modern three stone engagement ring setting, featuring a pair of brilliant cut trapezoid lab grown diamond side stones in a basket or trellis style. ## Details | Attribute | Value | | --- | --- | | Design number | AD-475 | | Style | Three Stone · Basket | | Price (setting only) | $2,450 in gold; $2,750 in platinum or two-tone | | Center stone | Sold separately; choose any compatible lab diamond | | Center stone shapes | Cushion | | Metals | 18k White Gold, 18k Yellow Gold, 14k Yellow Gold, 18k Rose Gold, 14k Rose Gold, White Gold | | Platinum and two-tone | Platinum, Platinum & 18k Yellow Gold, Platinum & 14k Yellow Gold, Platinum & 18k Rose Gold, Platinum & 14k Rose Gold | | Band widths | 1.8mm, 2.0mm, 2.2mm, 2.4mm | | Band shapes | Rounded, Knife Edge, Euro, Tapered, Square, Custom | | Prong styles | Round Prongs, Claw Prongs, V-Prongs, Square Prongs, Dual Round Prongs, Dual Claw Prongs | | Default build | 1.8mm, Rounded, Claw Prongs | | Lead time | Made to order; ships in 3-4 Weeks | | Made in | New York City | ## Pricing Your Choice of Gold: 0.20ct Each Side Stones (~0.40ctw): $2,650 USD 0.25ct Each Side Stones (~0.50ctw): $2,750 USD 0.30ct Each Side Stones (~0.60ctw): $2,900 USD 0.40ct Each Side Stones (~0.80ctw): $3,450 USD 0.50ct Each Side Stones (~1.0ctw): $3,750 USD _Starting at price is for the setting and side stones only (center stone priced separately) and includes DEF/VS lab grown diamond side stones. Platinum and two-tone available for an additional $300 fee. Subject to availability; all side stone weights and measurements are approximate._ ## Compatible center diamonds - Cushion: 36 in stock, 1.26–4.76 ct, from $1,300 Browse them: · search by API: ## Shipping and returns - Free shipping in the US; international shipping $75. - 30-day returns by mail ($50 return label). Full terms: ## Images ![White Gold Cushion and Trapezoid Diamond Engagement Ring featuring Lab Diamonds (Main View)](https://content.adadiamonds.com/image/upload/v1712782721/Diamonds-in-White-Gold-Cushion-and-Trapezoid-Setting_Main-View_Product-Number-475.webp) ![High Quality Lab Diamonds Cushion and Trapezoid Diamond Engagement Ring in White Gold (Main View)](https://content.adadiamonds.com/image/upload/v1712782720/White-Gold-Cushion-and-Trapezoid-Setting-with-Lab-Grown-Diamonds_Main-View_Product-Number-475.webp) ![Diamonds Cushion and Trapezoid Diamond Engagement Ring in White Gold (Profile View)](https://content.adadiamonds.com/image/upload/v1712782726/Lab-Grown-Diamonds-in-White-Gold-Cushion-and-Trapezoid-Setting_Profile-View_Product-Number-475.webp) ![Exceptional Quality Lab Grown Diamonds set in White Gold Cushion and Trapezoid Setting (Profile View)](https://content.adadiamonds.com/image/upload/v1712782720/Diamonds-in-White-Gold-Cushion-and-Trapezoid-Setting_Profile-View_Product-Number-475.webp) ![White Gold Cushion and Trapezoid Diamond Engagement Ring featuring Exceptional Quality Man Made Diamonds (Side View)](https://content.adadiamonds.com/image/upload/v1712782727/Diamonds-in-White-Gold-Cushion-and-Trapezoid-Setting_Side-View_Product-Number-475.webp) ![Lab Diamonds Cushion and Trapezoid Diamond Engagement Ring in White Gold (Side View)](https://content.adadiamonds.com/image/upload/v1712782719/White-Gold-Cushion-and-Trapezoid-Setting-with-Lab-Diamonds_Side-View_Product-Number-475.webp) --- Canonical URL: