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Princess|Lab Grown|IGI

3.51ct F VS2 Princess Lab Grown Diamond

ID • F/VS2 • IGI LG778674901

Shape and cutting style on the report: Princess cut

Certificate IGI LG778674901

Diamond specifications and retailer prices

From $627 USD
HK$4,900 HKD
As of November 1, 2026
Save $3,103 USD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $3,730 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 LG778674901 or 778674901. Listed at 10 retailers as of November 1, 2026, with prices from $627 to $3,730, a $3,103 spread on the same certified stone. Brilliant Earth lists it at $3,730. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.2°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778674901
Dimensions8.05 × 8.03 × 5.78 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.05 mm8.03 mm3.51 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778674901
Side View
Table 64.0%Crown 42.2°Girdle: ThickPavilion 36.7°Culet: NoneDepth 72.0%

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: $3,730 USD|Low: $627 USD|High: $3,850 USD|Avg: $1,541 USD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 9$627 USD
Retailer 4$770 USD
Retailer 5$877 USD
Retailer 7$889 USD
Retailer 2$950 USD
Retailer 8$1,293 USD
Retailer 10$1,874 USD
Retailer 3$2,107 USD
Retailer 6$2,435 USD
Brilliant Earth$3,730 USD

40 data points across 10 retailers

10 retailers$627 USD to $3,730 USD

A
Cheapest Retailer
-
$627 USD
HK$4,900 HKD
B+
Retailer 2
-
$770 USD
View
A
Retailer 3
-
$877 USD
€835 EUR
View
A
Retailer 4
-
$889 USD
View
A
Retailer 5
-
$950 USD
£748 GBP
View
A
Retailer 6
-
$1,293 USD
View
B+
Retailer 7
-
$1,874 USD
View
B+
Retailer 8
-
$2,107 USD
£1,659 GBP
View
Retailer 9
-
$2,435 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Brilliant Earth
18509266A · Nov 2
$3,730 USD
View
9 more retailers have this diamond
Prices start from $627 USDSave up to $3,103 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
$627 USD