Round|Lab Grown|IGI

2.51ct J I1 Round Lab Grown Diamond

EX • J/I1

Diamond specifications and retailer prices

This diamond has been sold

Last seen: Sep 9, 2026 at $8,408 USD

$8,408 USDlast known price

About this 2.51ct lab-grown round diamond

This 2.51ct lab-grown round sits in the two to three carat band, graded J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI. 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

2.51

Carat

Color

Clarity

Excellent

Cut

Specifications

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

OriginLab Grown

Grading LabIGI

Dimensions8.71 × 8.74 mm

L/W Ratio1.00

Top View

OriginLab Grown

CutExcellent

PolishExcellent

SymmetryExcellent

FluorescenceNone

CertificateIGI

Side View

Caratlytics Score

Price History

Last verified: Sep 9

Current: $8,408 USD|Low: $8,408 USD|High: $21,916 USD|Avg: $12,999 USD|-61.6%

13 data points across 1 retailer

Historical Listings

Helzberg Diamonds

ZXZOHOMIJOOG · Sep 9

$8,408 USD

View

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.