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Round|Lab Grown|IGI

1.00ct J SI1 Round Lab Grown Diamond

GD • J/SI1 • IGI LGS2G57536

Certificate IGI LGS2G57536

Diamond specifications and retailer prices

From $1,457 CAD
₹99,316 INR
As of October 30, 2026
2 retailers carry this diamond
Most expensive: $2,499 CAD at Yorxs · As of October 23, 2026
View at Yorxs

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LGS2G57536 or S2G57536. Listed at 2 retailers as of October 30, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
J
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LGS2G57536
Dimensions6.14 × 6.20 × 4.10 mm
L/W Ratio1.01
Top View
6.14 mm6.20 mm1.00 ctJ / SI1
OriginLab Grown
CutGood
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LGS2G57536
Side View
Table 55.0%CrownGirdlePavilionCuletDepth 67.3%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 30
Current: $1,457 CAD|Low: $1,448 CAD|High: $2,499 CAD|Avg: $1,921 CAD|-2.2%
Retailer 1
Retailer 2
Yorxs
October 30, 2026
Retailer 1$1,457 CAD
Retailer 2$1,967 CAD
Yorxs$2,499 CAD

45 data points across 3 retailers

2 retailers

B+
Cheapest Retailer
-
$1,457 CAD
₹99,316 INR
Most Expensive
Yorxs
ST-492 · Oct 23
$2,499 CAD
€1,704 EUR
View
Price last confirmed 7 days ago
1 more retailer has this diamond
Prices start from $1,457 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.

B+
1.00ct Round
$1,457 CAD