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Round|Lab Grown|IGI

3.18ct J VS2 Round Lab Grown Diamond

ID • J/VS2 • IGI LG508124138

Shape and cutting style on the report: Round brilliant

Certificate IGI LG508124138

Diamond specifications and retailer prices

From €651 EUR
$727 USD
As of October 29, 2026
Save €2,317 EUR (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €2,968 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 3.18ct lab-grown round diamond

This 3.18ct 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 LG508124138 or 508124138. Listed at 15 retailers as of October 26, 2026, with prices from €651 to €2,968, a €2,317 spread on the same certified stone. MOH London lists it at €2,968. 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

3.18
Carat
J
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508124138
Dimensions9.43 × 9.39 × 5.80 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
9.43 mm9.39 mm3.18 ctJ / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508124138
Side View
Table 58.5%Crown 35.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.6%

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: €2,968 EUR|Low: €651 EUR|High: €3,003 EUR|Avg: €1,562 EUR|+0.2%
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 30, 2026
Retailer 9€651 EUR
Retailer 11€728 EUR
Retailer 3€871 EUR
Retailer 6€913 EUR
Retailer 10€1,028 EUR
Retailer 8€1,223 EUR
Retailer 12€1,390 EUR
Retailer 4€1,412 EUR
Retailer 5€1,516 EUR
Retailer 2€1,522 EUR
Retailer 7€1,859 EUR
Retailer 13€2,601 EUR
MOH London€2,968 EUR

20 data points across 13 retailers

15 retailers€651 EUR to €2,968 EUR

A
Cheapest Retailer
-
€651 EUR
$727 USD
A
Retailer 2
-
€708 EUR
$791 USD
View
A
Retailer 3
-
€728 EUR
$813 USD
View
Final sale: no returns
A
Retailer 4
-
€755 EUR
$843 USD
View
Retailer 5
-
€755 EUR
$843 USD
View
Price last confirmed 14 days ago
A
Retailer 6
-
€871 EUR
HK$7,600 HKD
View
A
Retailer 7
-
€913 EUR
$1,020 USD
View
B+
Retailer 8
-
€1,028 EUR
$1,149 USD
View
B+
Retailer 9
-
€1,223 EUR
$1,366 USD
View
B
Retailer 10
-
€1,390 EUR
$1,553 USD
View
B+
Retailer 11
-
€1,522 EUR
$1,700 USD
View
B
Retailer 12
-
€1,859 EUR
$2,077 USD
View
B
Retailer 13
-
€2,122 EUR
$2,371 USD
View
B
Retailer 14
-
€2,601 EUR
$2,906 USD
View
Most Expensive
B
MOH London
LG508124138 · Oct 26
€2,968 EUR
£2,611 GBP
View
14 more retailers have this diamond
Prices start from €651 EURSave up to €2,317 EUR

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
3.18ct Round
€651 EUR