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Radiant|Lab Grown|IGI

1.96ct D SI1 Radiant Lab Grown Diamond

EX • D/SI1 • IGI LG640497388

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG640497388

Diamond specifications and retailer prices

From $1,057 CAD
£596 GBP
As of October 29, 2026
2 retailers carry this diamond
Most expensive: $2,348 CAD at Rare Carat
View at Rare Carat

About this 1.96ct lab-grown radiant diamond

This 1.96ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG640497388 or 640497388. Listed at 2 retailers as of October 29, 2026. 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

1.96
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.8°
Pavilion angle34.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640497388
Dimensions8.64 × 6.21 × 4.08 mm
L/W Ratio1.39
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.64 mm6.21 mm1.96 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG640497388
Side View
Table 68.0%Crown 47.8°Girdle: Slightly ThickPavilion 34.5°Culet: NoneDepth 65.7%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: $2,348 CAD|Low: $677 CAD|High: $2,348 CAD|Avg: $1,342 CAD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
March 23, 2026
Retailer 6$677 CAD
Retailer 4$712 CAD
Retailer 7$801 CAD
Retailer 5$826 CAD
Retailer 2$1,091 CAD
Retailer 3$1,928 CAD
Rare Carat$2,348 CAD

33 data points across 7 retailers

2 retailers

B+
Cheapest Retailer
-
$1,057 CAD
£596 GBP
Most Expensive
Rare Carat
640497388
$2,348 CAD
$1,681 USD
View
1 more retailer has this diamond
Prices start from $1,057 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+
1.96ct Radiant
$1,057 CAD