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Marquise|Lab Grown|IGI

1.31ct F VS1 Marquise Lab Grown Diamond

ID • F/VS1 • IGI LG782691142

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG782691142

Diamond specifications and retailer prices

From $206 USD
As of November 2, 2026
Save $988 USD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,194 USD at MOH London · As of November 1, 2026
View at MOH London

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 IGI LG782691142 or 782691142. Listed at 19 retailers as of November 1, 2026, with prices from $206 to $1,194, a $988 spread on the same certified stone. MOH London lists it at $1,194. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782691142
Dimensions11.47 × 5.74 × 3.46 mm
L/W Ratio2.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.47 mm5.74 mm1.31 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782691142
Side View
Table 60.0%Crown 34.9°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 60.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,194 USD|Low: $198 USD|High: $1,209 USD|Avg: $581 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 2, 2026
Retailer 12$206 USD
Retailer 4$239 USD
Retailer 5$255 USD
Retailer 14$255 USD
Retailer 13$360 USD
Retailer 9$423 USD
Retailer 7$441 USD
Retailer 2$466 USD
Retailer 10$625 USD
Retailer 11$662 USD
Retailer 3$821 USD
Retailer 8$880 USD
Retailer 6$1,006 USD
MOH London$1,194 USD

44 data points across 14 retailers

19 retailers$206 USD to $1,194 USD

A
Cheapest Retailer
-
$206 USD
A
Retailer 2
-
$239 USD
View
A
Retailer 3
-
$255 USD
View
Retailer 4
-
$255 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$360 USD
View
A
Retailer 6
-
$423 USD
€403 EUR
View
A
Retailer 7
-
$441 USD
ZAR 7,124 ZAR
View
A
Retailer 8
-
$466 USD
£367 GBP
View
A
Retailer 9
-
$504 USD
View
B+
Retailer 10
-
$625 USD
A$961 AUD
View
B+
Retailer 11
-
$662 USD
View
B+
Retailer 12
-
$666 USD
View
Retailer 13
-
$722 USD
A$1,111 AUD
View
Price last confirmed 139 days ago
B+
Retailer 14
-
$821 USD
View
B
Retailer 15
-
$831 USD
SGD 1,123 SGD
View
B
Retailer 16
-
$874 USD
View
B+
Retailer 17
-
$880 USD
View
B
Retailer 18
-
$1,006 USD
£792 GBP
View
Most Expensive
B
MOH London
LG782691142 · Nov 1
$1,194 USD
£940 GBP
View
18 more retailers have this diamond
Prices start from $206 USDSave up to $988 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.

A
1.31ct Marquise
$206 USD