CaratHunter
Plans
Oval|Lab Grown|IGI

2.51ct J SI1 Oval Lab Grown Diamond

ID • J/SI1 • IGI LG442067753

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG442067753

Diamond specifications and retailer prices

From $2,052 AUD
As of November 6, 2026
Save $10,029 AUD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $12,081 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 2.51ct lab-grown oval diamond

This 2.51ct 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 LG442067753 or 442067753. Listed at 11 retailers as of November 5, 2026, with prices from $2,052 to $12,081, a $10,029 spread on the same certified stone. MOH London lists it at $12,081. 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

2.51
Carat
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG442067753
Dimensions10.45 × 7.63 × 4.89 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Top View
10.45 mm7.63 mm2.51 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG442067753
Side View
Table 57.0%Crown 36.5°Girdle: STK-THKPavilion 41.1°Culet: NoneDepth 64.1%

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: Nov 6
Current: $12,081 AUD|Low: $2,052 AUD|High: $16,188 AUD|Avg: $6,927 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$2,052 AUD
Retailer 4$3,900 AUD
Retailer 7$4,366 AUD
Retailer 5$4,525 AUD
Retailer 8$4,759 AUD
Retailer 9$5,506 AUD
Retailer 3$6,638 AUD
Retailer 6$7,043 AUD
MOH London$12,081 AUD
Retailer 10$16,188 AUD

17 data points across 10 retailers

11 retailers$2,052 AUD to $12,081 AUD

A
Cheapest Retailer
-
$2,052 AUD
B+
Retailer 2
-
$3,900 AUD
View
B+
Retailer 3
-
$4,244 AUD
View
B+
Retailer 4
-
$4,366 AUD
View
Final sale: no returns
B+
Retailer 5
-
$4,525 AUD
View
Retailer 6
-
$4,525 AUD
View
Price last confirmed 25 days ago
B+
Retailer 7
-
$4,759 AUD
View
B
Retailer 8
-
$6,219 AUD
View
B
Retailer 9
-
$6,638 AUD
View
B
Retailer 10
-
$7,043 AUD
View
Most Expensive
B
MOH London
LG442067753 · Nov 5
$12,081 AUD
£6,536 GBP
View
10 more retailers have this diamond
Prices start from $2,052 AUDSave up to $10,029 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
2.51ct Oval
$2,052 AUD