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Round|Lab Grown|IGI

3.05ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG508123927

Shape and cutting style on the report: Round brilliant

Certificate IGI LG508123927

Diamond specifications and retailer prices

From $1,035 NZD
As of November 5, 2026
Save $4,540 NZD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,576 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 3.05ct lab-grown round diamond

This 3.05ct 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 LG508123927 or 508123927. Listed at 16 retailers as of November 1, 2026, with prices from $1,035 to $5,576, a $4,540 spread on the same certified stone. MOH London lists it at $5,576. 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

3.05
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508123927
Dimensions9.24 × 9.29 × 5.76 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
9.24 mm9.29 mm3.05 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508123927
Side View
Table 56.5%Crown 35.3°GirdlePavilion 40.7°Culet: NoneDepth 62.2%

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: $5,576 NZD|Low: $1,035 NZD|High: $5,643 NZD|Avg: $2,721 NZD
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 2, 2026
Retailer 8$1,035 NZD
Retailer 11$1,158 NZD
Retailer 4$1,388 NZD
Retailer 5$1,521 NZD
Retailer 10$1,772 NZD
Retailer 7$1,976 NZD
Retailer 12$2,085 NZD
Retailer 2$2,788 NZD
Retailer 6$3,188 NZD
Retailer 3$4,157 NZD
Retailer 9$4,821 NZD
MOH London$5,576 NZD

29 data points across 12 retailers

16 retailers$1,035 NZD to $5,576 NZD

A
Cheapest Retailer
-
$1,035 NZD
A
Retailer 2
-
$1,158 NZD
View
Final sale: no returns
A
Retailer 3
-
$1,160 NZD
View
Retailer 4
-
$1,284 NZD
View
Price last confirmed 21 days ago
A
Retailer 5
-
$1,284 NZD
View
A
Retailer 6
-
$1,388 NZD
View
A
Retailer 7
-
$1,521 NZD
View
B+
Retailer 8
-
$1,772 NZD
View
B+
Retailer 9
-
$1,976 NZD
View
B+
Retailer 10
-
$2,085 NZD
View
B
Retailer 11
-
$2,788 NZD
View
B
Retailer 12
-
$3,188 NZD
View
B
Retailer 13
-
$3,378 NZD
View
B
Retailer 14
-
$4,157 NZD
View
B
Retailer 15
-
$4,821 NZD
View
Most Expensive
B
MOH London
LG508123927 · Nov 1
$5,576 NZD
£2,468 GBP
View
15 more retailers have this diamond
Prices start from $1,035 NZDSave up to $4,540 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
3.05ct Round
$1,035 NZD