Princess|Lab Grown|IGI

3.51ct G VS2 Princess Lab Grown Diamond

EX • G/VS2 • IGI LG750578394

Shape and cutting style on the report: Princess cut

Certificate IGI LG750578394

Diamond specifications and retailer prices

From $718 USD
As of October 30, 2026
Save $2,631 USD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,349 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 3.51ct lab-grown princess diamond

This 3.51ct lab-grown princess sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG750578394 or 750578394. Listed at 15 retailers as of October 30, 2026, with prices from $718 to $3,349, a $2,631 spread on the same certified stone. Taylor and Hart lists it at $3,349. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.51
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle50.7°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750578394
Dimensions8.29 × 8.17 × 6.08 mm
L/W Ratio1.01
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.29 mm8.17 mm3.51 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750578394
Side View
Table 74.0%Crown 50.7°Girdle: THN-MEDPavilion 39.7°Culet: NoneDepth 74.4%

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 30
Current: $1,335 USD|Low: $718 USD|High: $3,349 USD|Avg: $1,857 USD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 31, 2026
Retailer 9$718 USD
Retailer 11$804 USD
Retailer 6$1,010 USD
Retailer 7$1,011 USD
Retailer 3$1,203 USD
Retailer 1$1,335 USD
Retailer 12$1,351 USD
Retailer 4$1,484 USD
Retailer 8$2,051 USD
Retailer 2$2,591 USD
Retailer 10$2,839 USD
Retailer 5$3,287 USD
Taylor and Hart$3,349 USD

41 data points across 13 retailers

15 retailers$718 USD to $3,349 USD

A
Cheapest Retailer
-
$718 USD
A
Retailer 2
-
$781 USD
View
A
Retailer 3
-
$804 USD
View
Final sale: no returns
A
Retailer 4
-
$833 USD
View
A
Retailer 5
-
$1,010 USD
View
Retailer 6
-
$1,011 USD
£796 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
$1,203 USD
View
A
Retailer 8
-
$1,335 USD
£1,051 GBP
View
A
Retailer 9
-
$1,351 USD
View
B+
Retailer 10
-
$2,051 USD
View
B+
Retailer 11
-
$2,341 USD
View
B
Retailer 12
-
$2,591 USD
£2,040 GBP
View
B
Retailer 13
-
$2,839 USD
View
B
Retailer 14
-
$3,287 USD
£2,588 GBP
View
Most Expensive
B
Taylor and Hart
HO0P8J1 · Oct 30
$3,349 USD
View
14 more retailers have this diamond
Prices start from $718 USDSave up to $2,631 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
3.51ct Princess
$718 USD