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Round|Lab Grown|IGI

3.51ct I VVS2 Round Lab Grown Diamond

ID • I/VVS2 • IGI LG774635441

Shape and cutting style on the report: Round brilliant

Certificate IGI LG774635441

Diamond specifications and retailer prices

From $558 USD
As of October 26, 2026
Save $4,132 USD (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $4,690 USD at Brilliant Earth · As of October 28, 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 I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG774635441 or 774635441. Listed at 18 retailers as of October 26, 2026, with prices from $558 to $4,690, a $4,132 spread on the same certified stone. Brilliant Earth lists it at $4,690. 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
I
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG774635441
Dimensions9.72 × 9.74 × 6.03 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Light Blue
Top View
9.72 mm9.74 mm3.51 ctI / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG774635441
Side View
Table 58.0%Crown 35.6°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.9%

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 26
Current: $4,690 USD|Low: $536 USD|High: $4,830 USD|Avg: $1,608 USD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 18$558 USD
Retailer 8$624 USD
Retailer 3$625 USD
Retailer 4$692 USD
Retailer 6$692 USD
Retailer 13$825 USD
Retailer 17$928 USD
Retailer 2$929 USD
Retailer 7$987 USD
Retailer 11$1,008 USD
Retailer 12$1,502 USD
Retailer 16$1,785 USD
Retailer 5$1,819 USD
Retailer 10$2,243 USD
Retailer 14$2,535 USD
Retailer 15$3,019 USD
Retailer 9$3,129 USD
Brilliant Earth$4,690 USD

36 data points across 18 retailers

18 retailers$558 USD to $4,690 USD

A
Cheapest Retailer
-
$558 USD
A
Retailer 2
-
$624 USD
View
Final sale: no returns
A
Retailer 3
-
$625 USD
View
A
Retailer 4
-
$692 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$692 USD
View
A
Retailer 6
-
$825 USD
View
B+
Retailer 7
-
$928 USD
View
A
Retailer 8
-
$929 USD
£732 GBP
View
A
Retailer 9
-
$987 USD
View
A
Retailer 10
-
$1,008 USD
€960 EUR
View
B+
Retailer 11
-
$1,502 USD
ZAR 24,269 ZAR
View
B
Retailer 12
-
$1,785 USD
View
B+
Retailer 13
-
$1,819 USD
View
B
Retailer 14
-
$2,243 USD
View
B
Retailer 15
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$2,535 USD
View
B
Retailer 16
-
$3,019 USD
£2,377 GBP
View
Price last confirmed 11 days ago
B
Retailer 17
-
$3,129 USD
View
Most Expensive
B
Brilliant Earth
21534164A · Oct 28
$4,690 USD
View
17 more retailers have this diamond
Prices start from $558 USDSave up to $4,132 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
$558 USD