Princess|Lab Grown|IGI

3.51ct F VS2 Princess Lab Grown Diamond

ID • F/VS2 • IGI LG817628166

Shape and cutting style on the report: Princess cut

Certificate IGI LG817628166

Diamond specifications and retailer prices

From $888 USD
As of November 1, 2026
Save $2,342 USD (73%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $3,230 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 3.51ct lab-grown princess diamond

This 3.51ct lab-grown princess sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817628166 or 817628166. Listed at 6 retailers as of November 1, 2026, with prices from $888 to $3,230, a $2,342 spread on the same certified stone. Brilliant Earth lists it at $3,230. 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
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle49°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817628166
Dimensions8.31 × 7.97 × 5.87 mm
L/W Ratio1.04
Culet sizeNone
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.31 mm7.97 mm3.51 ctF / VS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817628166
Side View
Table 69.0%Crown 49°Girdle: ThickPavilion 38.2°Culet: NoneDepth 73.7%

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 1
Current: $3,230 USD|Low: $863 USD|High: $5,570 USD|Avg: $2,057 USD|-42.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 4$888 USD
Retailer 5$1,004 USD
Retailer 2$1,043 USD
Retailer 6$2,155 USD
Retailer 3$2,614 USD
Brilliant Earth$3,230 USD

38 data points across 6 retailers

6 retailers$888 USD to $3,230 USD

B+
Cheapest Retailer
-
$888 USD
A
Retailer 2
-
$1,004 USD
View
A
Retailer 3
-
$1,043 USD
£821 GBP
View
Retailer 4
-
$2,155 USD
View
Price last confirmed 15 days ago
B+
Retailer 5
-
$2,614 USD
£2,058 GBP
View
Most Expensive
B
Brilliant Earth
21061825Y · Nov 2
$3,230 USD
View
5 more retailers have this diamond
Prices start from $888 USDSave up to $2,342 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
$888 USD