Princess|Lab Grown|IGI

1.51ct H VS1 Princess Lab Grown Diamond

ID • H/VS1 • IGI LG538275672

Shape and cutting style on the report: Princess cut

Certificate IGI LG538275672

Diamond specifications and retailer prices

From $1,600 USD
As of November 2, 2026
Save $690 USD (30%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,389 USD at Flawless Fine Jewelry · As of November 3, 2026
View at Flawless Fine Jewelry

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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG538275672 or 538275672. Listed at 14 retailers as of November 2, 2026, with a 43% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.5°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG538275672
Dimensions6.21 × 6.09 × 4.58 mm
L/W Ratio1.02
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
6.21 mm6.09 mm1.51 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG538275672
Side View
Table 70.5%Crown 45.5°Girdle: MediumPavilion 39.5°Culet: NoneDepth 75.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $4,389 USD|Low: $1,600 USD|High: $6,137 USD|Avg: $3,383 USD
Flawless Fine Jewelry
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
November 3, 2026
Retailer 10$1,600 USD
Retailer 12$1,828 USD
Retailer 3$1,989 USD
Retailer 4$2,047 USD
Retailer 13$2,121 USD
Retailer 5$2,290 USD
Retailer 6$2,807 USD
Retailer 14$3,326 USD
Retailer 11$3,568 USD
Retailer 2$3,902 USD
Retailer 15$3,975 USD
Flawless Fine Jewelry$4,389 USD
Retailer 9$5,280 USD
Retailer 8$6,057 USD
Retailer 7$6,073 USD

23 data points across 15 retailers

14 retailers$1,600 USD to $2,290 USD

B
Cheapest Retailer
-
$1,600 USD
B
Retailer 2
-
$1,828 USD
View
B
Retailer 3
-
$1,989 USD
View
B
Retailer 4
-
$2,047 USD
View
Final sale: no returns
B
Retailer 5
-
$2,121 USD
View
Retailer 6
-
$2,121 USD
View
Price last confirmed 23 days ago
B
Retailer 7
-
$2,290 USD
View
Retailer 8
-
$3,326 USD
View
Price under review
Retailer 9
-
$3,568 USD
View
Price under review
Retailer 10
-
$3,902 USD
View
Price under review
Retailer 11
-
$3,975 USD
View
Price under review
Most Expensive
Flawless Fine Jewelry
7C2C19782 · Nov 3
$4,389 USD
£3,456 GBP
View
Price under review
11 more retailers have this diamond
Prices start from $1,600 USDSave up to $690 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.

B
1.51ct Princess
$1,600 USD