A 0.5 carat diamond costs $250–$2,600 in our 2026 ranges, depending on shape, origin, grading, and cut quality. See every available shape.
A 0.5 carat diamond ring typically costs $650–$1,700 with a lab-grown stone and $1,800–$3,800 with a natural stone, before upgrades.
A 0.75 carat diamond typically costs $340–$4,500, depending on shape and origin. See 2026 lab-grown and natural price ranges, plus setting costs.
A 0.75 carat diamond ring typically costs $2,900–$5,700 with a 14k solitaire setting, depending on natural or lab-grown origin.
Lab-grown diamonds are usually a poor financial investment, but they can be an excellent jewelry purchase. Here is what buyers should know in 2026.
An asscher cut diamond has a square step-cut design, cropped corners and hall-of-mirrors sparkle. Compare its prices, risks and best settings for 2026.
The best time to buy an engagement ring is when you have time to compare stones, verify the report and plan for delivery, not simply during a sale.
A 1 carat round lab-grown diamond at G color, VS1 clarity and Excellent cut costs $500–$1,200 in 2026 from major online retailers. Here is the verified range by shape, what pushes a stone to either end, and where the lowest prices were.