Radiant|Lab Grown|IGI

3.51ct G VVS1 Radiant Lab Grown Diamond

ID • G/VVS1 • IGI LG771615625

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG771615625

Diamond specifications and retailer prices

From $4,080 USD
As of November 2, 2026
10 retailers carry this diamond
Most expensive: $4,080 USD at Brilliant Earth
View at Brilliant Earth

About this 3.51ct lab-grown radiant diamond

This 3.51ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG771615625 or 771615625. Listed at 10 retailers as of November 2, 2026. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.6°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG771615625
Dimensions10.36 × 7.54 × 5.34 mm
L/W Ratio1.37
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.36 mm7.54 mm3.51 ctG / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG771615625
Side View
Table 67.0%Crown 42.6°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 70.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $4,080 USD|Low: $712 USD|High: $7,130 USD|Avg: $2,653 USD|-42.8%
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
October 30, 2026
Retailer 6$712 USD
Retailer 16$853 USD
Retailer 11$1,000 USD
Retailer 14$1,158 USD
Retailer 3$1,172 USD
Retailer 15$1,181 USD
Retailer 9$1,724 USD
Retailer 8$1,735 USD
Retailer 12$1,976 USD
Retailer 7$2,436 USD
Retailer 4$2,994 USD
Retailer 10$3,434 USD
Retailer 2$3,805 USD
Brilliant Earth$4,080 USD
Retailer 5$4,680 USD
Retailer 13$6,320 USD

31 data points across 16 retailers

10 retailers

Retailer 1
-
$712 USD
Price last confirmed 14 days ago
Retailer 2
-
$774 USD
View
Price last confirmed 20 days ago
Retailer 3
-
$1,158 USD
View
Price last confirmed 14 days ago
Retailer 4
-
$1,181 USD
View
Price last confirmed 15 days ago
Retailer 5
-
$1,976 USD
View
Price last confirmed 14 days ago
Retailer 6
-
$2,562 USD
View
Price last confirmed 17 days ago
Retailer 7
-
$2,994 USD
View
Price last confirmed 15 days ago
Retailer 8
-
$3,434 USD
£2,704 GBP
View
Price last confirmed 14 days ago
Retailer 9
-
$3,805 USD
View
Price last confirmed 15 days ago
Most Expensive
B
Brilliant Earth
21399235B · Nov 2
$4,080 USD
View
9 more retailers have this diamond

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.

B
3.51ct Radiant
$4,080 USD