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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 $934 USD
As of November 1, 2026
Save $658 USD (41%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $2,595 USD 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
Color
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: $3,340 USD|Low: $559 USD|High: $4,770 USD|Avg: $2,404 USD|-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$559 USD
Retailer 10$934 USD
Retailer 4$1,279 USD
Retailer 2$1,592 USD
Retailer 3$1,639 USD
Retailer 9$2,209 USD
Taylor and Hart$2,595 USD
Retailer 6$3,026 USD
Retailer 7$3,124 USD
Retailer 1$3,340 USD
Retailer 5$3,340 USD
Retailer 8$4,770 USD

17 data points across 12 retailers

9 retailers$934 USD to $1,592 USD

B+
Cheapest Retailer
-
$934 USD
B
Retailer 2
-
$1,279 USD
A$1,968 AUD
View
B
Retailer 3
-
$1,592 USD
View
Retailer 4
-
$2,209 USD
CA$3,067 CAD
View
Price under review
Most Expensive
Taylor and Hart
G39AFCU · Oct 31
$2,595 USD
View
Price under review
4 more retailers have this diamond
Prices start from $934 USDSave up to $658 USD

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
$934 USD