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Oval|Lab Grown|IGI

2.50ct J SI1 Oval Lab Grown Diamond

ID • J/SI1 • IGI LG447000666

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447000666

Diamond specifications and retailer prices

From $2,038 AUD
As of November 6, 2026
Save $10,481 AUD (84%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $12,519 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 2.5ct lab-grown oval diamond

This 2.5ct lab-grown oval sits in the two to three carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447000666 or 447000666. Listed at 11 retailers as of November 5, 2026, with prices from $2,038 to $12,519, a $10,481 spread on the same certified stone. MOH London lists it at $12,519. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.50
Carat
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447000666
Dimensions10.77 × 7.63 × 4.83 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
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Top View
10.77 mm7.63 mm2.50 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447000666
Side View
Table 57.0%Crown 34.6°Girdle: STK-THKPavilion 41.4°Culet: NoneDepth 63.3%

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 6
Current: $12,519 AUD|Low: $2,038 AUD|High: $17,721 AUD|Avg: $7,524 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 2$2,038 AUD
Retailer 4$4,269 AUD
Retailer 7$4,780 AUD
Retailer 5$4,953 AUD
Retailer 8$5,181 AUD
Retailer 9$5,982 AUD
Retailer 3$7,115 AUD
Retailer 6$7,701 AUD
MOH London$12,519 AUD
Retailer 10$17,721 AUD

14 data points across 10 retailers

11 retailers$2,038 AUD to $12,519 AUD

A
Cheapest Retailer
-
$2,038 AUD
B+
Retailer 2
-
$4,269 AUD
View
B+
Retailer 3
-
$4,644 AUD
View
B+
Retailer 4
-
$4,780 AUD
View
Final sale: no returns
B+
Retailer 5
-
$4,953 AUD
View
Retailer 6
-
$4,953 AUD
View
Price last confirmed 25 days ago
B+
Retailer 7
-
$5,181 AUD
View
B
Retailer 8
-
$6,188 AUD
View
B
Retailer 9
-
$7,115 AUD
View
B
Retailer 10
-
$7,701 AUD
View
Most Expensive
B
MOH London
LG447000666 · Nov 5
$12,519 AUD
£6,773 GBP
View
10 more retailers have this diamond
Prices start from $2,038 AUDSave up to $10,481 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
2.50ct Oval
$2,038 AUD