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Round|Lab Grown|IGI

3.14ct J VS2 Round Lab Grown Diamond

ID • J/VS2 • IGI LG508123818

Shape and cutting style on the report: Round brilliant

Certificate IGI LG508123818

Diamond specifications and retailer prices

From $718 USD
As of October 29, 2026
Save $2,272 USD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,288 USD at MOH London · As of October 21, 2026
View at MOH London

About this 3.14ct lab-grown round diamond

This 3.14ct 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 LG508123818 or 508123818. Listed at 15 retailers as of October 29, 2026, with a 316% 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

3.14
Carat
J
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508123818
Dimensions9.35 × 9.30 × 5.82 mm
L/W Ratio1.01
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
9.35 mm9.30 mm3.14 ctJ / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508123818
Side View
Table 56.0%Crown 35°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.4%

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: $3,288 USD|Low: $718 USD|High: $3,315 USD|Avg: $1,743 USD|-0.5%
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 28, 2026
Retailer 8$718 USD
Retailer 11$804 USD
Retailer 3$960 USD
Retailer 2$1,010 USD
Retailer 10$1,137 USD
Retailer 7$1,351 USD
Retailer 12$1,518 USD
Retailer 4$1,573 USD
Retailer 5$1,672 USD
Retailer 6$2,052 USD
Retailer 13$2,871 USD
Retailer 9$2,990 USD
MOH London$3,288 USD

20 data points across 13 retailers

15 retailers$718 USD to $2,990 USD

A
Cheapest Retailer
-
$718 USD
A
Retailer 2
-
$781 USD
View
A
Retailer 3
-
$804 USD
View
Final sale: no returns
A
Retailer 4
-
$833 USD
View
Retailer 5
-
$833 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$960 USD
HK$7,500 HKD
View
A
Retailer 7
-
$1,010 USD
View
B+
Retailer 8
-
$1,137 USD
View
B+
Retailer 9
-
$1,351 USD
View
B+
Retailer 10
-
$1,518 USD
View
B
Retailer 11
-
$2,052 USD
View
B
Retailer 12
-
$2,342 USD
View
B
Retailer 13
-
$2,871 USD
View
B
Retailer 14
-
$2,990 USD
View
Most Expensive
MOH London
LG508123818 · Oct 21
$3,288 USD
£2,589 GBP
View
Price last confirmed 8 days ago
14 more retailers have this diamond
Prices start from $718 USDSave up to $2,272 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
3.14ct Round
$718 USD