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Round|Lab Grown|IGI

3.11ct J VS2 Round Lab Grown Diamond

ID • J/VS2 • IGI LG508140147

Shape and cutting style on the report: Round brilliant

Certificate IGI LG508140147

Diamond specifications and retailer prices

From $1,016 AUD
As of November 5, 2026
Save $3,614 AUD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,630 AUD at MOH London · As of November 3, 2026
View at MOH London

About this 3.11ct lab-grown round diamond

This 3.11ct 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 LG508140147 or 508140147. Listed at 15 retailers as of November 3, 2026, with prices from $1,016 to $4,630, a $3,614 spread on the same certified stone. MOH London lists it at $4,630. 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

3.11
Carat
J
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508140147
Dimensions9.30 × 9.33 × 5.79 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
9.30 mm9.33 mm3.11 ctJ / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508140147
Side View
Table 59.0%Crown 35.2°GirdlePavilion 41.2°Culet: NoneDepth 62.1%

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: Nov 5
Current: $4,630 AUD|Low: $1,016 AUD|High: $4,686 AUD|Avg: $2,473 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 3, 2026
Retailer 8$1,016 AUD
Retailer 10$1,139 AUD
Retailer 3$1,371 AUD
Retailer 5$1,429 AUD
Retailer 9$1,613 AUD
Retailer 7$1,913 AUD
Retailer 11$2,131 AUD
Retailer 4$2,367 AUD
Retailer 2$2,400 AUD
Retailer 6$2,904 AUD
Retailer 12$4,064 AUD
MOH London$4,630 AUD

19 data points across 12 retailers

15 retailers$1,016 AUD to $4,630 AUD

A
Cheapest Retailer
-
$1,016 AUD
A
Retailer 2
-
$1,106 AUD
View
A
Retailer 3
-
$1,139 AUD
View
Final sale: no returns
Retailer 4
-
$1,179 AUD
View
Price last confirmed 20 days ago
A
Retailer 5
-
$1,179 AUD
View
B+
Retailer 6
-
$1,371 AUD
View
B+
Retailer 7
-
$1,429 AUD
View
B+
Retailer 8
-
$1,613 AUD
View
B+
Retailer 9
-
$1,913 AUD
View
B
Retailer 10
-
$2,131 AUD
View
B+
Retailer 11
-
$2,400 AUD
View
B
Retailer 12
-
$2,904 AUD
View
B
Retailer 13
-
$3,314 AUD
View
B
Retailer 14
-
$4,064 AUD
View
Most Expensive
B
MOH London
LG508140147 · Nov 3
$4,630 AUD
£2,552 GBP
View
14 more retailers have this diamond
Prices start from $1,016 AUDSave up to $3,614 AUD

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
3.11ct Round
$1,016 AUD