Princess|Lab Grown|IGI

1.51ct G VS2 Princess Lab Grown Diamond

ID • G/VS2 • IGI LG485151940

Shape and cutting style on the report: Princess cut

Certificate IGI LG485151940

Diamond specifications and retailer prices

From $444 USD
As of October 30, 2026
Save $596 USD (57%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,040 USD at MOH London · As of October 29, 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG485151940 or 485151940. Listed at 6 retailers as of October 29, 2026, with prices from $444 to $1,040, a $596 spread on the same certified stone. MOH London lists it at $1,040. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle47.5°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485151940
Dimensions6.10 × 6.03 × 4.35 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
6.10 mm6.03 mm1.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG485151940
Side View
Table 66.5%Crown 47.5°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 72.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,040 USD|Low: $444 USD|High: $1,222 USD|Avg: $652 USD|-14.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 4$444 USD
Retailer 2$472 USD
Retailer 3$473 USD
Retailer 5$588 USD
Retailer 6$883 USD
MOH London$1,040 USD

41 data points across 6 retailers

6 retailers$444 USD to $1,040 USD

B+
Cheapest Retailer
-
$444 USD
A
Retailer 2
-
$472 USD
£372 GBP
View
A
Retailer 3
-
$473 USD
View
B+
Retailer 4
-
$588 USD
View
Retailer 5
-
$883 USD
View
Price last confirmed 12 days ago
Most Expensive
B
MOH London
LG485151940 · Oct 29
$1,040 USD
£819 GBP
View
5 more retailers have this diamond
Prices start from $444 USDSave up to $596 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
$444 USD