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Round|Lab Grown|IGI

3.51ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG749551251

Shape and cutting style on the report: Round brilliant

Certificate IGI LG749551251

Diamond specifications and retailer prices

From $859 USD
As of October 30, 2026
Save $2,361 USD (73%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $3,220 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.51ct lab-grown round diamond

This 3.51ct lab-grown round 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 LG749551251 or 749551251. Listed at 8 retailers as of October 29, 2026, with prices from $859 to $3,220, a $2,361 spread on the same certified stone. Brilliant Earth lists it at $3,220. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749551251
Dimensions9.73 × 9.66 × 6.05 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.73 mm9.66 mm3.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749551251
Side View
Table 57.0%Crown 33.4°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.3%

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: $3,220 USD|Low: $735 USD|High: $3,220 USD|Avg: $1,356 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2$859 USD
Retailer 3$900 USD
Retailer 4$920 USD
Retailer 6$940 USD
Retailer 7$1,162 USD
Retailer 8$1,792 USD
Retailer 5$2,021 USD
Brilliant Earth$3,220 USD

42 data points across 8 retailers

8 retailers$859 USD to $3,220 USD

B+
Cheapest Retailer
-
$859 USD
A
Retailer 2
-
$900 USD
£708 GBP
View
A
Retailer 3
-
$920 USD
€876 EUR
View
A
Retailer 4
-
$940 USD
View
A
Retailer 5
-
$1,162 USD
View
B+
Retailer 6
-
$1,792 USD
View
B+
Retailer 7
-
$2,021 USD
£1,591 GBP
View
Most Expensive
B
Brilliant Earth
20292007A · Oct 29
$3,220 USD
View
7 more retailers have this diamond
Prices start from $859 USDSave up to $2,361 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 Round
$859 USD