Princess|Lab Grown|IGI

1.51ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG639496078

Shape and cutting style on the report: Princess cut

Certificate IGI LG639496078

Diamond specifications and retailer prices

From $199 USD
As of November 2, 2026
Save $954 USD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,153 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.51ct lab-grown princess diamond

This 1.51ct lab-grown princess sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG639496078 or 639496078. Listed at 17 retailers as of November 1, 2026, with prices from $199 to $1,153, a $954 spread on the same certified stone. MOH London lists it at $1,153. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle30.6°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639496078
Dimensions6.45 × 6.44 × 4.43 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.45 mm6.44 mm1.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG639496078
Side View
Table 66.0%Crown 30.6°Girdle: MediumPavilion 39°Culet: NoneDepth 68.8%

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: Nov 2
Current: $1,153 USD|Low: $191 USD|High: $1,167 USD|Avg: $559 USD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 2, 2026
Retailer 16$199 USD
Retailer 5$231 USD
Retailer 4$247 USD
Retailer 15$247 USD
Retailer 14$290 USD
Retailer 11$425 USD
Retailer 10$426 USD
Retailer 6$428 USD
Retailer 9$448 USD
Retailer 8$503 USD
Retailer 2$668 USD
Retailer 7$793 USD
Retailer 13$990 USD
Retailer 3$1,005 USD
Retailer 12$1,050 USD
MOH London$1,153 USD

42 data points across 16 retailers

17 retailers$199 USD to $1,153 USD

A
Cheapest Retailer
-
$199 USD
A
Retailer 2
-
$231 USD
View
A
Retailer 3
-
$247 USD
View
Retailer 4
-
$247 USD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$425 USD
€405 EUR
View
A
Retailer 6
-
$426 USD
ZAR 6,882 ZAR
View
B+
Retailer 7
-
$428 USD
View
A
Retailer 8
-
$448 USD
£353 GBP
View
A
Retailer 9
-
$474 USD
View
A
Retailer 10
-
$503 USD
View
B+
Retailer 11
-
$668 USD
View
B+
Retailer 12
-
$793 USD
View
B+
Retailer 13
-
$847 USD
View
B
Retailer 14
-
$990 USD
View
B
Retailer 15
-
$1,005 USD
View
B
Retailer 16
-
$1,050 USD
View
Most Expensive
B
MOH London
LG639496078 · Nov 1
$1,153 USD
£908 GBP
View
16 more retailers have this diamond
Prices start from $199 USDSave up to $954 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
1.51ct Princess
$199 USD