Round|Lab Grown|IGI

3.51ct D VVS2 Round Lab Grown Diamond

ID • D/VVS2 • IGI LG815619847

Shape and cutting style on the report: Round brilliant

Certificate IGI LG815619847

Diamond specifications and retailer prices

From $780 USD
As of October 26, 2026
Save $2,617 USD (77%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $9,420 USD at Brilliant Earth · As of October 26, 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 D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG815619847 or 815619847. Listed at 20 retailers as of October 26, 2026, with a 336% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
D
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815619847
Dimensions9.89 × 9.84 × 5.95 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.89 mm9.84 mm3.51 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815619847
Side View
Table 59.0%Crown 34°Girdle: THN-MEDPavilion 41.2°Culet: NoneDepth 60.3%

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 26
Current: $9,420 USD|Low: $701 USD|High: $9,420 USD|Avg: $2,093 USD|+0.1%
Brilliant Earth
Retailer 2
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Retailer 22
October 28, 2026
Retailer 6$780 USD
Retailer 20$849 USD
Retailer 10$874 USD
Retailer 3$905 USD
Retailer 5$905 USD
Retailer 4$1,191 USD
Retailer 8$1,296 USD
Retailer 16$1,375 USD
Retailer 2$1,455 USD
Retailer 11$1,462 USD
Retailer 13$1,578 USD
Retailer 9$2,002 USD
Retailer 19$2,042 USD
Retailer 18$2,082 USD
Retailer 21$2,153 USD
Retailer 7$2,545 USD
Retailer 12$3,045 USD
Retailer 14$3,060 USD
Retailer 15$3,128 USD
Retailer 17$3,397 USD
Retailer 22$4,340 USD
Brilliant Earth$9,420 USD

38 data points across 22 retailers

20 retailers$780 USD to $3,397 USD

A
Cheapest Retailer
-
$780 USD
A
Retailer 2
-
$849 USD
View
A
Retailer 3
-
$905 USD
View
Retailer 4
-
$1,191 USD
£938 GBP
View
Price last confirmed 13 days ago
A
Retailer 5
-
$1,296 USD
View
A
Retailer 6
-
$1,375 USD
£1,082 GBP
View
B+
Retailer 7
-
$1,455 USD
View
B+
Retailer 8
-
$1,462 USD
View
B+
Retailer 9
-
$1,578 USD
€1,503 EUR
View
B+
Retailer 10
-
$2,002 USD
View
Retailer 11
-
$2,042 USD
A$3,142 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$2,082 USD
ZAR 33,636 ZAR
View
B+
Retailer 13
-
$2,153 USD
View
B
Retailer 14
-
$2,545 USD
View
B
Retailer 15
-
$3,045 USD
View
B
Retailer 16
-
$3,060 USD
View
B
Retailer 17
-
$3,128 USD
View
B
Retailer 18
-
$3,397 USD
£2,675 GBP
View
Retailer 19
-
$4,340 USD
View
Price last confirmed 12 days ago
Most Expensive
Brilliant Earth
20461205A · Oct 26
$9,420 USD
View
Price under review
19 more retailers have this diamond
Prices start from $780 USDSave up to $2,617 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
$780 USD