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Oval|Lab Grown|IGI

3.00ct J VS1 Oval Lab Grown Diamond

ID • J/VS1 • IGI LG831679158

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG831679158

Diamond specifications and retailer prices

From $1,835 NZD
As of November 5, 2026
Save $2,621 NZD (59%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $5,798 NZD at MOH London · As of October 21, 2026
View at MOH London

About this 3ct lab-grown oval diamond

This 3ct lab-grown oval 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 LG831679158 or 831679158. Listed at 4 retailers as of November 3, 2026, with a 143% 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

3.00
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831679158
Dimensions11.54 × 8.16 × 5.15 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.54 mm8.16 mm3.00 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831679158
Side View
Table 61.0%Crown 35.4°Girdle: MED-STKPavilion 41.9°Culet: NoneDepth 63.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $5,798 NZD|Low: $1,782 NZD|High: $5,837 NZD|Avg: $3,395 NZD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 4, 2026
Retailer 3$1,835 NZD
Retailer 2$2,112 NZD
Retailer 4$4,456 NZD
MOH London$5,798 NZD

12 data points across 4 retailers

4 retailers$1,835 NZD to $4,456 NZD

A
Cheapest Retailer
-
$1,835 NZD
A
Retailer 2
-
$2,112 NZD
View
B+
Retailer 3
-
$4,456 NZD
View
Most Expensive
MOH London
LG831679158 · Oct 21
$5,798 NZD
£2,531 GBP
View
Price last confirmed 16 days ago
3 more retailers have this diamond
Prices start from $1,835 NZDSave up to $2,621 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
3.00ct Oval
$1,835 NZD