Princess|Lab Grown|IGI

1.37ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG621426477

Shape and cutting style on the report: Princess cut

Certificate IGI LG621426477

Diamond specifications and retailer prices

From $204 USD
As of October 30, 2026
Save $977 USD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,181 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.37ct lab-grown princess diamond

This 1.37ct lab-grown princess sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG621426477 or 621426477. Listed at 12 retailers as of October 30, 2026, with prices from $204 to $1,181, a $977 spread on the same certified stone. MOH London lists it at $1,181. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.37
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle39.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621426477
Dimensions6.00 × 5.98 × 4.50 mm
L/W Ratio1.00
Culet sizeNone
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
6.00 mm5.98 mm1.37 ctG / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG621426477
Side View
Table 67.0%Crown 39.1°Girdle: Slightly ThickPavilion 41.1°Culet: NoneDepth 75.3%

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: Oct 30
Current: $1,181 USD|Low: $162 USD|High: $1,196 USD|Avg: $539 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 5$204 USD
Retailer 7$228 USD
Retailer 3$434 USD
Retailer 6$437 USD
Retailer 2$465 USD
Retailer 8$544 USD
Retailer 4$815 USD
MOH London$1,181 USD

42 data points across 8 retailers

12 retailers$204 USD to $1,181 USD

A
Cheapest Retailer
-
$204 USD
A
Retailer 2
-
$228 USD
View
Final sale: no returns
A
Retailer 3
-
$236 USD
View
A
Retailer 4
-
$253 USD
View
Retailer 5
-
$253 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$434 USD
ZAR 7,012 ZAR
View
A
Retailer 7
-
$437 USD
View
A
Retailer 8
-
$465 USD
£366 GBP
View
B+
Retailer 9
-
$544 USD
View
B+
Retailer 10
-
$812 USD
View
B
Retailer 11
-
$815 USD
View
Most Expensive
B
MOH London
LG621426477 · Nov 1
$1,181 USD
£930 GBP
View
11 more retailers have this diamond
Prices start from $204 USDSave up to $977 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
1.37ct Princess
$204 USD