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Marquise|Lab Grown|IGI

0.37ct H SI1 Marquise Lab Grown Diamond

ID • H/SI1 • IGI LG541252124

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG541252124

Diamond specifications and retailer prices

From $174 NZD
$98 USD
As of November 2, 2026
Save $1,410 NZD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,585 NZD 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 LG541252124 or 541252124. Listed at 11 retailers as of November 1, 2026, with prices from $174 to $1,585, a $1,410 spread on the same certified stone. MOH London lists it at $1,585. 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
SymmetryExcellent
FluorescenceNone
Crown angle38.7°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG541252124
Dimensions7.19 × 3.81 × 2.27 mm
L/W Ratio1.89
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
7.19 mm3.81 mm0.37 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG541252124
Side View
Table 62.5%Crown 38.7°Girdle: MED-STKPavilion 37.7°Culet: NoneDepth 59.6%

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: $1,585 NZD|Low: $167 NZD|High: $1,605 NZD|Avg: $529 NZD|-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$174 NZD
Retailer 9$203 NZD
Retailer 6$229 NZD
Retailer 10$229 NZD
Retailer 2$355 NZD
Retailer 3$409 NZD
Retailer 8$441 NZD
Retailer 4$554 NZD
Retailer 11$617 NZD
Retailer 7$693 NZD
MOH London$1,585 NZD

23 data points across 11 retailers

11 retailers$174 NZD to $1,585 NZD

A
Cheapest Retailer
-
$174 NZD
$98 USD
A
Retailer 2
-
$203 NZD
$114 USD
View
A
Retailer 3
-
$229 NZD
$129 USD
View
Retailer 4
-
$229 NZD
$129 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$355 NZD
$200 USD
View
B+
Retailer 6
-
$409 NZD
HK$1,800 HKD
View
B+
Retailer 7
-
$441 NZD
$248 USD
View
B+
Retailer 8
-
$554 NZD
£245 GBP
View
B
Retailer 9
-
$617 NZD
$347 USD
View
B
Retailer 10
-
$693 NZD
$390 USD
View
Most Expensive
B
MOH London
LG541252124 · Nov 1
$1,585 NZD
£702 GBP
View
10 more retailers have this diamond
Prices start from $174 NZDSave up to $1,410 NZD

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
$174 NZD