CaratHunter
Plans
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 $263 SGD
$206 USD
As of November 2, 2026
Save $1,263 SGD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,527 SGD 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 $263 to $1,527, a $1,263 spread on the same certified stone. MOH London lists it at $1,527. 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
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,527 SGD|Low: $253 SGD|High: $1,546 SGD|Avg: $743 SGD
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$263 SGD
Retailer 4$306 SGD
Retailer 5$326 SGD
Retailer 14$326 SGD
Retailer 13$460 SGD
Retailer 10$541 SGD
Retailer 8$564 SGD
Retailer 7$597 SGD
Retailer 11$799 SGD
Retailer 2$856 SGD
Retailer 3$1,050 SGD
Retailer 9$1,125 SGD
Retailer 6$1,286 SGD
MOH London$1,527 SGD

44 data points across 14 retailers

19 retailers$263 SGD to $1,527 SGD

A
Cheapest Retailer
-
$263 SGD
$206 USD
A
Retailer 2
-
$306 SGD
$239 USD
View
A
Retailer 3
-
$326 SGD
$255 USD
View
Retailer 4
-
$326 SGD
$255 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$460 SGD
$360 USD
View
A
Retailer 6
-
$541 SGD
€403 EUR
View
A
Retailer 7
-
$564 SGD
ZAR 7,124 ZAR
View
A
Retailer 8
-
$597 SGD
£367 GBP
View
A
Retailer 9
-
$645 SGD
$504 USD
View
B+
Retailer 10
-
$799 SGD
A$961 AUD
View
B+
Retailer 11
-
$852 SGD
$666 USD
View
B+
Retailer 12
-
$856 SGD
$669 USD
View
Retailer 13
-
$924 SGD
A$1,111 AUD
View
Price last confirmed 140 days ago
B+
Retailer 14
-
$1,050 SGD
$821 USD
View
B
Retailer 15
-
$1,063 SGD
View
B
Retailer 16
-
$1,118 SGD
$874 USD
View
B+
Retailer 17
-
$1,125 SGD
$880 USD
View
B
Retailer 18
-
$1,286 SGD
£792 GBP
View
Most Expensive
B
MOH London
LG782691142 · Nov 1
$1,527 SGD
£940 GBP
View
18 more retailers have this diamond
Prices start from $263 SGDSave up to $1,263 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
1.31ct Marquise
$263 SGD