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1.90ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • GIA 6237056730

Certificate GIA 6237056730

Diamond specifications and retailer prices

From $1,139 CAD
$814 USD
As of October 28, 2026
Save $1,372 CAD (55%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,512 CAD at Yorxs · As of October 29, 2026
View at Yorxs

About this 1.9ct lab-grown round diamond

This 1.9ct lab-grown round 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 GIA 6237056730. Listed at 2 retailers as of October 28, 2026, with prices from $1,139 to $2,512, a $1,372 spread on the same certified stone. Yorxs lists it at $2,512. 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

1.90
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabGIA
CertificateGIA 6237056730
Dimensions7.97 × 7.99 × 4.87 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
7.97 mm7.99 mm1.90 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6237056730
Side View
Table 58.0%Crown 34°GirdlePavilion 40.8°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 28
Current: $1,139 CAD|Low: $1,139 CAD|High: $2,512 CAD|Avg: $1,813 CAD
Retailer 1
Yorxs
October 29, 2026
Retailer 1$1,139 CAD
Yorxs$2,512 CAD

14 data points across 2 retailers

2 retailers$1,139 CAD to $2,512 CAD

B+
Cheapest Retailer
-
$1,139 CAD
$814 USD
Final sale: no returns
Most Expensive
B
Yorxs
358148208 · Oct 29
$2,512 CAD
€1,709 EUR
View
1 more retailer has this diamond
Prices start from $1,139 CADSave up to $1,372 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+
1.90ct Round
$1,139 CAD