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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 €561 EUR
HK$4,900 HKD
As of November 1, 2026
Save €2,777 EUR (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €3,339 EUR at Brilliant Earth · As of October 31, 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 October 31, 2026, with prices from €561 to €3,339, a €2,777 spread on the same certified stone. Brilliant Earth lists it at €3,339. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €3,339 EUR|Low: €561 EUR|High: €3,446 EUR|Avg: €1,372 EUR|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 9€561 EUR
Retailer 3€689 EUR
Retailer 5€785 EUR
Retailer 7€796 EUR
Retailer 4€851 EUR
Retailer 8€1,157 EUR
Retailer 10€1,677 EUR
Retailer 2€1,886 EUR
Retailer 6€2,180 EUR
Brilliant Earth€3,339 EUR

40 data points across 10 retailers

10 retailers€561 EUR to €3,339 EUR

A
Cheapest Retailer
-
€561 EUR
HK$4,900 HKD
B+
Retailer 2
-
€689 EUR
$770 USD
View
A
Retailer 3
-
€785 EUR
View
A
Retailer 4
-
€796 EUR
$889 USD
View
A
Retailer 5
-
€851 EUR
£748 GBP
View
A
Retailer 6
-
€1,157 EUR
$1,293 USD
View
B+
Retailer 7
-
€1,677 EUR
$1,874 USD
View
B+
Retailer 8
-
€1,886 EUR
£1,659 GBP
View
Retailer 9
-
€2,180 EUR
$2,435 USD
View
Price last confirmed 14 days ago
Most Expensive
B
Brilliant Earth
18509266A · Oct 31
€3,339 EUR
$3,730 USD
View
9 more retailers have this diamond
Prices start from €561 EURSave up to €2,777 EUR

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
€561 EUR