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Marquise|Lab Grown|IGI

1.37ct F VS2 Marquise Lab Grown Diamond

EX • F/VS2 • IGI LG839693520

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG839693520

Diamond specifications and retailer prices

From $446 AUD
$312 USD
As of November 2, 2026
Save $636 AUD (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,484 AUD at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 1.37ct lab-grown marquise diamond

This 1.37ct 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 LG839693520 or 839693520. Listed at 6 retailers as of October 27, 2026, with a 143% 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

1.37
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839693520
Dimensions11.39 × 5.91 × 3.63 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.39 mm5.91 mm1.37 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839693520
Side View
Table 61.0%Crown 34.4°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.4%

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: $1,081 AUD|Low: $446 AUD|High: $1,092 AUD|Avg: $627 AUD|-0.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 27, 2026
Retailer 4$446 AUD
Retailer 5$502 AUD
Retailer 6$633 AUD
Retailer 3$636 AUD
Retailer 2$661 AUD
Retailer 1$1,081 AUD

5 data points across 6 retailers

6 retailers$446 AUD to $1,081 AUD

A
Cheapest Retailer
-
$446 AUD
$312 USD
B+
Retailer 2
-
$502 AUD
$352 USD
View
A
Retailer 3
-
$636 AUD
$446 USD
View
A
Retailer 4
-
$661 AUD
€441 EUR
View
B+
Retailer 5
-
$1,081 AUD
View
Most Expensive
Brilliant Earth
21601347A · Oct 1
$1,484 AUD
$1,040 USD
View
Price last confirmed 32 days ago
5 more retailers have this diamond
Prices start from $446 AUDSave up to $636 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
1.37ct Marquise
$446 AUD