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Marquise|Lab Grown|GCAL

1.31ct F VS1 Marquise Lab Grown Diamond

EX • F/VS1 • GCAL 361136038

Shape and cutting style on the report: Marquise brilliant

Certificate GCAL 361136038

Diamond specifications and retailer prices

From $1,194 SGD
$934 USD
As of November 1, 2026
Save $842 SGD (41%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $3,319 SGD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 1.31ct lab-grown marquise diamond

This 1.31ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GCAL 361136038. Listed at 9 retailers as of November 1, 2026, with a 70% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 361136038
Dimensions11.14 × 5.77 × 3.60 mm
L/W Ratio1.93
Culet sizeNone
Top View
11.14 mm5.77 mm1.31 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 361136038
Side View
Table 57.0%Crown 34°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 62.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $4,272 SGD|Low: $715 SGD|High: $6,100 SGD|Avg: $3,074 SGD|-7.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Taylor and Hart
October 29, 2026
Retailer 11$715 SGD
Retailer 10$1,194 SGD
Retailer 4$1,636 SGD
Retailer 2$2,036 SGD
Retailer 3$2,096 SGD
Retailer 9$2,824 SGD
Taylor and Hart$3,319 SGD
Retailer 6$3,870 SGD
Retailer 7$3,995 SGD
Retailer 1$4,272 SGD
Retailer 5$4,272 SGD
Retailer 8$6,100 SGD

17 data points across 12 retailers

9 retailers$1,194 SGD to $2,036 SGD

B+
Cheapest Retailer
-
$1,194 SGD
$934 USD
B
Retailer 2
-
$1,636 SGD
A$1,968 AUD
View
B
Retailer 3
-
$2,036 SGD
$1,592 USD
View
Retailer 4
-
$2,824 SGD
CA$3,067 CAD
View
Price under review
Most Expensive
Taylor and Hart
G39AFCU · Oct 31
$3,319 SGD
$2,595 USD
View
Price under review
4 more retailers have this diamond
Prices start from $1,194 SGDSave up to $842 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.

B+
1.31ct Marquise
$1,194 SGD