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Marquise|Lab Grown|IGI

1.31ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG842615264

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG842615264

Diamond specifications and retailer prices

From $286 SGD
As of November 4, 2026
Save $975 SGD (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,747 SGD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG842615264 or 842615264. Listed at 11 retailers as of November 4, 2026, with a 341% 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
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842615264
Dimensions11.84 × 5.79 × 3.40 mm
L/W Ratio2.04
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.84 mm5.79 mm1.31 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842615264
Side View
Table 57.0%Crown 33.9°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 58.7%

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 4
Current: $2,747 SGD|Low: $286 SGD|High: $2,747 SGD|Avg: $823 SGD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 10$286 SGD
Retailer 8$321 SGD
Retailer 5$332 SGD
Retailer 6$355 SGD
Retailer 9$355 SGD
Retailer 4$677 SGD
Retailer 2$737 SGD
Retailer 7$764 SGD
Retailer 3$1,182 SGD
Retailer 11$1,261 SGD
Do Amore Diamonds$2,747 SGD

21 data points across 11 retailers

11 retailers$286 SGD to $1,261 SGD

A
Cheapest Retailer
-
$286 SGD
A
Retailer 2
-
$321 SGD
View
Final sale: no returns
A
Retailer 3
-
$332 SGD
View
A
Retailer 4
-
$355 SGD
View
Retailer 5
-
$355 SGD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$677 SGD
View
B+
Retailer 7
-
$737 SGD
View
B+
Retailer 8
-
$764 SGD
View
B
Retailer 9
-
$1,182 SGD
View
B
Retailer 10
-
$1,261 SGD
View
Most Expensive
Do Amore Diamonds
27-ECEA38109 · Nov 4
$2,747 SGD
$2,150 USD
View
Price under review
10 more retailers have this diamond
Prices start from $286 SGDSave up to $975 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
$286 SGD