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Marquise|Lab Grown|GCAL

0.40ct E VVS2 Marquise Lab Grown Diamond

EX • E/VVS2 • GCAL 311790047

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 311790047

Diamond specifications and retailer prices

From $155 CAD
$111 USD
As of October 27, 2026
Save $776 CAD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $931 CAD at Taylor and Hart · As of October 29, 2026
View at Taylor and Hart

About this 0.4ct lab-grown marquise diamond

This 0.4ct lab-grown marquise sits in the sub-half-carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by GCAL 311790047. Listed at 9 retailers as of October 27, 2026, with prices from $155 to $931, a $776 spread on the same certified stone. Taylor and Hart lists it at $931. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.40
Carat
E
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.5°
Pavilion angle40°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 311790047
Dimensions8.09 × 3.76 × 2.23 mm
L/W Ratio2.15
Culet sizeNone
Top View
8.09 mm3.76 mm0.40 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 311790047
Side View
Table 62.0%Crown 33.5°Girdle: THN-THKPavilion 40°Culet: NoneDepth 59.4%

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 27
Current: $206 CAD|Low: $153 CAD|High: $1,847 CAD|Avg: $524 CAD|-2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Taylor and Hart
October 29, 2026
Retailer 6$155 CAD
Retailer 5$181 CAD
Retailer 1$206 CAD
Retailer 9$244 CAD
Retailer 7$273 CAD
Retailer 10$283 CAD
Retailer 2$360 CAD
Retailer 8$477 CAD
Retailer 4$686 CAD
Taylor and Hart$931 CAD
Retailer 3$1,790 CAD

19 data points across 11 retailers

9 retailers$155 CAD to $931 CAD

A
Cheapest Retailer
-
$155 CAD
$111 USD
A
Retailer 2
-
$181 CAD
$129 USD
View
A
Retailer 3
-
$206 CAD
$147 USD
View
A
Retailer 4
-
$244 CAD
$174 USD
View
A
Retailer 5
-
$273 CAD
$195 USD
View
B+
Retailer 6
-
$477 CAD
View
B
Retailer 7
-
$686 CAD
$490 USD
View
Most Expensive
B
Taylor and Hart
AWFBEHP · Oct 29
$931 CAD
$665 USD
View
7 more retailers have this diamond
Prices start from $155 CADSave up to $776 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
0.40ct Marquise
$155 CAD