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 $98 USD
As of November 2, 2026
Save $794 USD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $892 USD 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 $98 to $892, a $794 spread on the same certified stone. MOH London lists it at $892. 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
Color
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

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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: $892 USD|Low: $94 USD|High: $903 USD|Avg: $298 USD|-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$98 USD
Retailer 9$114 USD
Retailer 6$129 USD
Retailer 10$129 USD
Retailer 2$200 USD
Retailer 3$230 USD
Retailer 8$248 USD
Retailer 4$312 USD
Retailer 11$347 USD
Retailer 7$390 USD
MOH London$892 USD

22 data points across 11 retailers

11 retailers$98 USD to $892 USD

A
Cheapest Retailer
-
$98 USD
A
Retailer 2
-
$114 USD
View
A
Retailer 3
-
$129 USD
View
Retailer 4
-
$129 USD
View
Price last confirmed 7 days ago
B+
Retailer 5
-
$200 USD
View
B+
Retailer 6
-
$230 USD
HK$1,800 HKD
View
B+
Retailer 7
-
$248 USD
View
B+
Retailer 8
-
$312 USD
£245 GBP
View
B
Retailer 9
-
$347 USD
View
B
Retailer 10
-
$390 USD
View
Most Expensive
B
MOH London
LG538275646 · Nov 1
$892 USD
£702 GBP
View
10 more retailers have this diamond
Prices start from $98 USDSave up to $794 USD

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
$98 USD