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0.51ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG631402600

Certificate IGI LG631402600

Diamond specifications and retailer prices

From $419 CAD
₹28,521 INR
As of October 29, 2026
Save $507 CAD (55%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $926 CAD at Yorxs · As of October 28, 2026
View at Yorxs

About this 0.51ct lab-grown round diamond

This 0.51ct lab-grown round sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG631402600 or 631402600. Listed at 2 retailers as of October 28, 2026, with prices from $419 to $926, a $507 spread on the same certified stone. Yorxs lists it at $926. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.51
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG631402600
Dimensions5.10 × 5.13 × 3.15 mm
L/W Ratio1.01
Top View
5.10 mm5.13 mm0.51 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631402600
Side View
Table 58.0%CrownGirdlePavilionCuletDepth 61.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $419 CAD|Low: $416 CAD|High: $926 CAD|Avg: $683 CAD|-0.9%
Retailer 1
Retailer 2
Yorxs
October 29, 2026
Retailer 1$419 CAD
Retailer 2$768 CAD
Yorxs$926 CAD

41 data points across 3 retailers

2 retailers$419 CAD to $926 CAD

A
Cheapest Retailer
-
$419 CAD
₹28,521 INR
Most Expensive
B
Yorxs
RG-4014 · Oct 28
$926 CAD
€630 EUR
View
1 more retailer has this diamond
Prices start from $419 CADSave up to $507 CAD

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.

A
0.51ct Round
$419 CAD