2.51ct E IF Marquise Lab Grown Diamond
EX • E/IF • GIA 817677136
Certificate GIA 817677136
Diamond specifications and retailer prices
About this 2.51ct lab-grown marquise diamond
This 2.51ct lab-grown marquise sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 817677136. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.
The 4Cs
Specifications
Caratlytics Score
How it works →1 retailer
Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.
Similar diamonds
- 2.51ct MarquiseE/IFfrom $978across 20 retailersAs of October 27, 2026
- 2.51ct MarquiseE/IFfrom $1,652across 18 retailersAs of October 30, 2026
- 2.51ct MarquiseE/IFfrom $1,070across 16 retailersAs of October 30, 2026
- 2.51ct MarquiseE/IFfrom $2,760across 13 retailersAs of October 29, 2026
- 2.5ct MarquiseE/IFfrom $2,127across 26 retailersAs of October 30, 2026
- 2.5ct MarquiseE/IFfrom $1,179across 24 retailersAs of October 30, 2026
- 2.52ct MarquiseE/IFfrom $1,137across 22 retailersAs of October 30, 2026
- 2.5ct MarquiseE/IFfrom $964across 20 retailersAs of October 30, 2026