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0.37ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • IGI LG462172761

Shape and cutting style on the report: Round brilliant

Certificate IGI LG462172761

Diamond specifications and retailer prices

From $184 USD
As of October 29, 2026
Save $892 USD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,076 USD at MOH London · As of October 29, 2026
View at MOH London

About this 0.37ct lab-grown round diamond

This 0.37ct lab-grown round sits in the sub-half-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG462172761 or 462172761. Listed at 10 retailers as of October 29, 2026, with prices from $184 to $1,076, a $892 spread on the same certified stone. MOH London lists it at $1,076. 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
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG462172761
Dimensions4.62 × 4.58 × 2.84 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
Blue Nuance As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
4.62 mm4.58 mm0.37 ctG / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG462172761
Side View
Table 55.0%Crown 34.3°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.6%

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: Oct 29
Current: $1,076 USD|Low: $177 USD|High: $1,082 USD|Avg: $391 USD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 4$184 USD
Retailer 8$214 USD
Retailer 6$229 USD
Retailer 5$250 USD
Retailer 9$328 USD
Retailer 7$404 USD
Retailer 3$411 USD
Retailer 2$461 USD
MOH London$1,076 USD

41 data points across 9 retailers

10 retailers$184 USD to $1,076 USD

A
Cheapest Retailer
-
$184 USD
A
Retailer 2
-
$214 USD
View
A
Retailer 3
-
$229 USD
View
A
Retailer 4
-
$229 USD
View
B+
Retailer 5
-
$250 USD
View
B+
Retailer 6
-
$404 USD
View
B+
Retailer 7
-
$411 USD
£324 GBP
View
B
Retailer 8
-
$461 USD
€439 EUR
View
B
Retailer 9
-
$735 USD
View
Most Expensive
B
MOH London
LG462172761 · Oct 29
$1,076 USD
£847 GBP
View
9 more retailers have this diamond
Prices start from $184 USDSave up to $892 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 Round
$184 USD