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Princess|Lab Grown|IGI

1.73ct J VS2 Princess Lab Grown Diamond

ID • J/VS2 • IGI LG451056197

Shape and cutting style on the report: Princess cut

Certificate IGI LG451056197

Diamond specifications and retailer prices

From $1,370 USD
As of October 29, 2026
Save $3,245 USD (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,615 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1.73ct lab-grown princess diamond

This 1.73ct lab-grown princess sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG451056197 or 451056197. Listed at 10 retailers as of October 29, 2026, with prices from $1,370 to $4,615, a $3,245 spread on the same certified stone. MOH London lists it at $4,615. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
J
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.2°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG451056197
Dimensions6.61 × 6.49 × 4.57 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
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Top View
6.61 mm6.49 mm1.73 ctJ / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG451056197
Side View
Table 72.0%Crown 45.2°Girdle: MediumPavilion 38.5°Culet: NoneDepth 70.4%

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 29
Current: $4,615 USD|Low: $1,370 USD|High: $4,652 USD|Avg: $2,473 USD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 2$1,370 USD
Retailer 5$1,508 USD
Retailer 3$1,607 USD
Retailer 6$1,780 USD
Retailer 8$2,206 USD
Retailer 4$2,539 USD
Retailer 7$2,917 USD
Retailer 9$3,598 USD
MOH London$4,615 USD

11 data points across 9 retailers

10 retailers$1,370 USD to $4,615 USD

A
Cheapest Retailer
-
$1,370 USD
A
Retailer 2
-
$1,386 USD
View
A
Retailer 3
-
$1,508 USD
View
A
Retailer 4
-
$1,607 USD
View
A
Retailer 5
-
$1,607 USD
View
Price last confirmed 17 days ago
A
Retailer 6
-
$1,780 USD
View
B+
Retailer 7
-
$2,539 USD
View
B
Retailer 8
-
$2,917 USD
View
B
Retailer 9
-
$3,013 USD
View
Most Expensive
B
MOH London
LG451056197 · Oct 29
$4,615 USD
£3,634 GBP
View
9 more retailers have this diamond
Prices start from $1,370 USDSave up to $3,245 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
1.73ct Princess
$1,370 USD