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1.33ct I VS1 Round Lab Grown Diamond

EX • I/VS1 • GCAL 290650097

Shape and cutting style on the report: Round brilliant

Certificate GCAL 290650097

Diamond specifications and retailer prices

From $598 CAD
$428 USD
As of November 1, 2026
Save $935 CAD (61%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,533 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.33ct lab-grown round diamond

This 1.33ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GCAL 290650097. Listed at 5 retailers as of October 29, 2026, with prices from $598 to $1,533, a $935 spread on the same certified stone. MOH London lists it at $1,533. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
I
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle41.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 290650097
Dimensions7.03 × 7.08 × 4.36 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.03 mm7.08 mm1.33 ctI / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 290650097
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.8%

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: Nov 1
Current: $1,533 CAD|Low: $324 CAD|High: $1,543 CAD|Avg: $970 CAD|+6.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 29, 2026
Retailer 2$345 CAD
Retailer 3$598 CAD
Retailer 4$837 CAD
Retailer 5$1,463 CAD
MOH London$1,533 CAD

9 data points across 5 retailers

5 retailers$598 CAD to $1,533 CAD

Retailer 1
-
$345 CAD
$247 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$598 CAD
$428 USD
View
A
Retailer 3
-
$837 CAD
$599 USD
View
B+
Retailer 4
-
$1,463 CAD
$1,048 USD
View
Most Expensive
B
MOH London
290650097 · Oct 29
$1,533 CAD
£864 GBP
View
4 more retailers have this diamond
Prices start from $598 CADSave up to $935 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
1.33ct Round
$598 CAD