CaratHunter
Plans
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 $142 SGD
$111 USD
As of October 27, 2026
Save $710 SGD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $853 SGD 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 $142 to $853, a $710 spread on the same certified stone. Taylor and Hart lists it at $853. 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
Colour
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: $188 SGD|Low: $140 SGD|High: $1,691 SGD|Avg: $480 SGD|-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$142 SGD
Retailer 5$165 SGD
Retailer 1$188 SGD
Retailer 9$223 SGD
Retailer 7$250 SGD
Retailer 10$259 SGD
Retailer 2$329 SGD
Retailer 8$437 SGD
Retailer 4$628 SGD
Taylor and Hart$853 SGD
Retailer 3$1,639 SGD

19 data points across 11 retailers

9 retailers$142 SGD to $853 SGD

A
Cheapest Retailer
-
$142 SGD
$111 USD
A
Retailer 2
-
$165 SGD
$129 USD
View
A
Retailer 3
-
$188 SGD
$147 USD
View
A
Retailer 4
-
$223 SGD
$174 USD
View
A
Retailer 5
-
$250 SGD
$195 USD
View
B+
Retailer 6
-
$437 SGD
CA$473 CAD
View
B
Retailer 7
-
$628 SGD
$490 USD
View
Most Expensive
B
Taylor and Hart
AWFBEHP · Oct 29
$853 SGD
$665 USD
View
7 more retailers have this diamond
Prices start from $142 SGDSave up to $710 SGD

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
$142 SGD