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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 HK$7,924 HKD
$1,010 USD
As of October 23, 2026
Save HK$10,774 HKD (58%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$25,219 HKD 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 October 23, 2026, with a 136% 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 23
Current: HK$25,219 HKD|Low: HK$7,752 HKD|High: HK$25,388 HKD|Avg: HK$14,662 HKD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 24, 2026
Retailer 3HK$7,752 HKD
Retailer 4HK$7,924 HKD
Retailer 2HK$18,698 HKD
MOH LondonHK$25,219 HKD

10 data points across 4 retailers

4 retailersHK$7,924 HKD to HK$18,698 HKD

Retailer 1
-
HK$7,752 HKD
$988 USD
Price last confirmed 7 days ago
A
Retailer 2
-
HK$7,924 HKD
$1,010 USD
View
B+
Retailer 3
-
HK$18,698 HKD
$2,383 USD
View
Most Expensive
MOH London
LG831679158 · Oct 21
HK$25,219 HKD
£2,531 GBP
View
Price last confirmed 9 days ago
3 more retailers have this diamond
Prices start from HK$7,924 HKDSave up to HK$10,774 HKD

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
HK$7,924 HKD