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Round|Lab Grown|GCAL

1.02ct I SI1 Round Lab Grown Diamond

EX • I/SI1 • GCAL 283540071

Shape and cutting style on the report: Round brilliant

Certificate GCAL 283540071

Diamond specifications and retailer prices

From $275 CAD
$197 USD
As of October 25, 2026
Save $1,144 CAD (81%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,419 CAD at MOH London · As of October 25, 2026
View at MOH London

About this 1.02ct lab-grown round diamond

This 1.02ct lab-grown round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 283540071. Listed at 4 retailers as of October 25, 2026, with prices from $275 to $1,419, a $1,144 spread on the same certified stone. MOH London lists it at $1,419. 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

1.02
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34°
Pavilion angle40.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 283540071
Dimensions6.50 × 6.47 × 3.95 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.50 mm6.47 mm1.02 ctI / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGCAL 283540071
Side View
Table 58.0%Crown 34°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 25
Current: $1,419 CAD|Low: $260 CAD|High: $1,435 CAD|Avg: $693 CAD|+6.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 25, 2026
Retailer 2$275 CAD
Retailer 3$499 CAD
Retailer 4$507 CAD
MOH London$1,419 CAD

12 data points across 4 retailers

4 retailers$275 CAD to $1,419 CAD

A
Cheapest Retailer
-
$275 CAD
$197 USD
B+
Retailer 2
-
$499 CAD
$357 USD
View
A
Retailer 3
-
$507 CAD
$363 USD
View
Most Expensive
B+
MOH London
283540071 · Oct 25
$1,419 CAD
£800 GBP
View
3 more retailers have this diamond
Prices start from $275 CADSave up to $1,144 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
1.02ct Round
$275 CAD