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Marquise|Lab Grown|IGI

0.37ct H SI1 Marquise Lab Grown Diamond

ID • H/SI1 • IGI LG538275646

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG538275646

Diamond specifications and retailer prices

From $140 AUD
$98 USD
As of November 2, 2026
Save $1,130 AUD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,269 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 0.37ct lab-grown marquise diamond

This 0.37ct lab-grown marquise sits in the sub-half-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG538275646 or 538275646. Listed at 11 retailers as of November 1, 2026, with prices from $140 to $1,269, a $1,130 spread on the same certified stone. MOH London lists it at $1,269. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.37
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.7°
Pavilion angle42.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538275646
Dimensions7.22 × 3.71 × 2.36 mm
L/W Ratio1.95
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.22 mm3.71 mm0.37 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG538275646
Side View
Table 62.5%Crown 34.7°Girdle: MED-STKPavilion 42.7°Culet: NoneDepth 63.6%

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: $1,269 AUD|Low: $134 AUD|High: $1,285 AUD|Avg: $425 AUD|-0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 5$140 AUD
Retailer 9$162 AUD
Retailer 6$184 AUD
Retailer 10$184 AUD
Retailer 2$285 AUD
Retailer 3$328 AUD
Retailer 8$353 AUD
Retailer 4$444 AUD
Retailer 11$494 AUD
Retailer 7$555 AUD
MOH London$1,269 AUD

22 data points across 11 retailers

11 retailers$140 AUD to $1,269 AUD

A
Cheapest Retailer
-
$140 AUD
$98 USD
A
Retailer 2
-
$162 AUD
$114 USD
View
A
Retailer 3
-
$184 AUD
$129 USD
View
Retailer 4
-
$184 AUD
$129 USD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$285 AUD
$200 USD
View
B+
Retailer 6
-
$328 AUD
HK$1,800 HKD
View
B+
Retailer 7
-
$353 AUD
$248 USD
View
B+
Retailer 8
-
$444 AUD
£245 GBP
View
B
Retailer 9
-
$494 AUD
$347 USD
View
B
Retailer 10
-
$555 AUD
$390 USD
View
Most Expensive
B
MOH London
LG538275646 · Nov 1
$1,269 AUD
£702 GBP
View
10 more retailers have this diamond
Prices start from $140 AUDSave up to $1,130 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
0.37ct Marquise
$140 AUD