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Round|Lab Grown|IGI

3.10ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG508140203

Shape and cutting style on the report: Round brilliant

Certificate IGI LG508140203

Diamond specifications and retailer prices

From $1,051 NZD
As of November 5, 2026
Save $4,597 NZD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,648 NZD at MOH London · As of November 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG508140203 or 508140203. Listed at 16 retailers as of November 5, 2026, with prices from $1,051 to $5,648, a $4,597 spread on the same certified stone. MOH London lists it at $5,648. 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
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508140203
Dimensions9.32 × 9.29 × 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
9.32 mm9.29 mm3.10 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508140203
Side View
Table 57.0%Crown 35.3°GirdlePavilion 40.8°Culet: NoneDepth 62.3%

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: Nov 5
Current: $5,648 NZD|Low: $1,051 NZD|High: $5,732 NZD|Avg: $2,664 NZD|-0.3%
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 5, 2026
Retailer 8$1,051 NZD
Retailer 11$1,178 NZD
Retailer 4$1,411 NZD
Retailer 5$1,539 NZD
Retailer 10$1,793 NZD
Retailer 7$2,003 NZD
Retailer 12$2,147 NZD
Retailer 2$2,832 NZD
Retailer 6$3,238 NZD
Retailer 9$3,665 NZD
Retailer 3$4,220 NZD
MOH London$5,648 NZD

27 data points across 12 retailers

16 retailers$1,051 NZD to $5,648 NZD

A
Cheapest Retailer
-
$1,051 NZD
A
Retailer 2
-
$1,178 NZD
View
Final sale: no returns
A
Retailer 3
-
$1,178 NZD
View
Retailer 4
-
$1,304 NZD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$1,304 NZD
View
A
Retailer 6
-
$1,411 NZD
View
A
Retailer 7
-
$1,539 NZD
View
B+
Retailer 8
-
$1,793 NZD
View
B+
Retailer 9
-
$2,003 NZD
View
B+
Retailer 10
-
$2,147 NZD
View
B+
Retailer 11
-
$2,832 NZD
View
B
Retailer 12
-
$3,238 NZD
View
B
Retailer 13
-
$3,431 NZD
View
B
Retailer 14
-
$3,665 NZD
View
B
Retailer 15
-
$4,220 NZD
View
Most Expensive
B
MOH London
LG508140203 · Nov 5
$5,648 NZD
£2,500 GBP
View
15 more retailers have this diamond
Prices start from $1,051 NZDSave up to $4,597 NZD

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
$1,051 NZD