Cushion Cut (All)

In-Stock Cushion Cut Lab Grown Diamonds, Ready to Ship

Cushion cut lab grown diamonds offer a vintage charm with modern sparkle. At Jamming Gems, every cushion cut lab diamond is in stock and ready to ship, so you’ll never wait weeks for sourcing. Each diamond (over 1ct) is certified, quality-checked, and ready for fast shipping, making it simple to begin your custom or engagement ring project without delay.

Looking for something we don’t currently have listed? We also offer a personalized shopping service to help you find the exact lab diamond that fits your specifications. Whether it’s size, color, or clarity, our certified GIA Graduate Gemologist can source options quickly and guide you through the selection process.