CaratHunter
Plans
Round|Lab Grown|IGI

3.10ct J VS2 Round Lab Grown Diamond

ID • J/VS2 • IGI LG502151810

Shape and cutting style on the report: Round brilliant

Certificate IGI LG502151810

Diamond specifications and retailer prices

From $678 USD
HK$5,300 HKD
As of October 29, 2026
Save $922 USD (58%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,601 USD at MOH London · As of October 5, 2026
View at MOH London

About this 3.1ct lab-grown round diamond

This 3.1ct lab-grown round sits in the three to five carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG502151810 or 502151810. Listed at 15 retailers as of October 29, 2026, with a 136% 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

3.10
Carat
J
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG502151810
Dimensions9.31 × 9.27 × 5.76 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.31 mm9.27 mm3.10 ctJ / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG502151810
Side View
Table 57.0%Crown 35.8°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,601 USD|Low: $417 USD|High: $2,601 USD|Avg: $1,294 USD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 17, 2026
Retailer 11$556 USD
Retailer 5$678 USD
Retailer 2$755 USD
Retailer 8$825 USD
Retailer 13$911 USD
Retailer 6$937 USD
Retailer 10$1,405 USD
Retailer 3$1,410 USD
Retailer 7$1,429 USD
Retailer 9$1,600 USD
Retailer 12$1,948 USD
Retailer 4$2,005 USD
MOH London$2,601 USD

18 data points across 13 retailers

15 retailers$678 USD to $1,600 USD

Retailer 1
-
$496 USD
Price last confirmed 19 days ago
Retailer 2
-
$556 USD
View
Price last confirmed 17 days ago
Retailer 3
-
$616 USD
View
Price last confirmed 14 days ago
Retailer 4
-
$616 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$678 USD
HK$5,300 HKD
View
Retailer 6
-
$755 USD
View
Price last confirmed 11 days ago
Retailer 7
-
$825 USD
View
Price last confirmed 14 days ago
Retailer 8
-
$1,405 USD
View
Price last confirmed 15 days ago
Retailer 9
-
$1,410 USD
View
Price last confirmed 10 days ago
Retailer 10
-
$1,429 USD
View
Price last confirmed 14 days ago
B
Retailer 11
-
$1,600 USD
View
Retailer 12
-
$1,619 USD
View
Price last confirmed 22 days ago
Retailer 13
-
$1,948 USD
SGD 2,633 SGD
View
Price last confirmed 13 days ago
Retailer 14
-
$2,005 USD
View
Price last confirmed 13 days ago
Most Expensive
MOH London
LG502151810 · Oct 5
$2,601 USD
£2,048 GBP
View
Price last confirmed 24 days ago
14 more retailers have this diamond
Prices start from $678 USDSave up to $922 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
3.10ct Round
$678 USD