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Marquise|Lab Grown|IGI

1.31ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG825615275

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG825615275

Diamond specifications and retailer prices

From $291 AUD
$204 USD
As of November 2, 2026
Save $2,506 AUD (90%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,797 AUD at Do Amore Diamonds · As of November 2, 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 F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG825615275 or 825615275. Listed at 8 retailers as of November 2, 2026, with prices from $291 to $2,797, a $2,506 spread on the same certified stone. Do Amore Diamonds lists it at $2,797. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825615275
Dimensions11.47 × 5.57 × 3.55 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.47 mm5.57 mm1.31 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825615275
Side View
Table 65.0%Crown 39.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.7%

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 2
Current: $2,797 AUD|Low: $277 AUD|High: $2,954 AUD|Avg: $1,145 AUD|+1.0%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 5$291 AUD
Retailer 3$511 AUD
Retailer 7$626 AUD
Retailer 4$1,041 AUD
Retailer 6$1,167 AUD
Retailer 2$1,600 AUD
Do Amore Diamonds$2,797 AUD

29 data points across 7 retailers

8 retailers$291 AUD to $2,797 AUD

A
Cheapest Retailer
-
$291 AUD
$204 USD
A
Retailer 2
-
$511 AUD
£282 GBP
View
A
Retailer 3
-
$626 AUD
$439 USD
View
B+
Retailer 4
-
$1,041 AUD
View
B
Retailer 5
-
$1,167 AUD
$818 USD
View
B
Retailer 6
-
$1,398 AUD
$980 USD
View
B
Retailer 7
-
$1,600 AUD
£883 GBP
View
Most Expensive
B
Do Amore Diamonds
27-991D748C8 · Nov 2
$2,797 AUD
$1,960 USD
View
7 more retailers have this diamond
Prices start from $291 AUDSave up to $2,506 AUD

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
$291 AUD