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Round|Lab Grown|IGI

3.51ct D VVS2 Round Lab Grown Diamond

ID • D/VVS2 • IGI LG836678085

Shape and cutting style on the report: Round brilliant

Certificate IGI LG836678085

Diamond specifications and retailer prices

From $897 USD
As of October 29, 2026
Save $2,650 USD (75%) vs most expensive(unlock to see where)
17 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 LG836678085 or 836678085. Listed at 17 retailers as of October 29, 2026, with a 295% 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 angle35.7°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836678085
Dimensions9.74 × 9.67 × 6.06 mm
L/W Ratio1.01
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
Top View
9.74 mm9.67 mm3.51 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836678085
Side View
Table 58.0%Crown 35.7°Girdle: MediumPavilion 41.2°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 29
Current: $1,366 USD|Low: $897 USD|High: $3,755 USD|Avg: $2,037 USD|-6.3%
Retailer 1
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 10$897 USD
Retailer 15$1,004 USD
Retailer 5$1,040 USD
Retailer 14$1,203 USD
Retailer 1$1,366 USD
Retailer 16$1,490 USD
Retailer 3$1,500 USD
Retailer 9$1,596 USD
Retailer 13$1,659 USD
Retailer 6$2,328 USD
Retailer 7$2,375 USD
Retailer 11$2,416 USD
Retailer 4$2,925 USD
Retailer 8$3,199 USD
Retailer 2$3,495 USD
Retailer 12$3,547 USD

18 data points across 16 retailers

17 retailers$897 USD to $3,547 USD

A
Cheapest Retailer
-
$897 USD
A
Retailer 2
-
$1,004 USD
View
Final sale: no returns
A
Retailer 3
-
$1,040 USD
View
A
Retailer 4
-
$1,203 USD
HK$9,400 HKD
View
A
Retailer 5
-
$1,366 USD
£1,075 GBP
View
A
Retailer 6
-
$1,490 USD
View
A
Retailer 7
-
$1,500 USD
View
A
Retailer 8
-
$1,596 USD
£1,256 GBP
View
A
Retailer 9
-
$1,659 USD
€1,580 EUR
View
B+
Retailer 10
-
$2,328 USD
View
Retailer 11
-
$2,375 USD
A$3,654 AUD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$2,416 USD
ZAR 39,024 ZAR
View
B
Retailer 13
-
$2,925 USD
View
B+
Retailer 14
-
$3,199 USD
View
B+
Retailer 15
-
$3,495 USD
SGD 4,723 SGD
View
B+
Retailer 16
-
$3,547 USD
£2,793 GBP
View
Most Expensive
Brilliant Earth
21545730A · Oct 26
$9,420 USD
View
Price under review
16 more retailers have this diamond
Prices start from $897 USDSave up to $2,650 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
$897 USD