CaratHunter
Plans
Oval|Lab Grown|IGI

2.50ct K SI1 Oval Lab Grown Diamond

ID • K/SI1 • IGI LG447098371

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG447098371

Diamond specifications and retailer prices

From $3,061 AUD
As of November 5, 2026
Save $6,547 AUD (68%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $9,608 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 K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447098371 or 447098371. Listed at 9 retailers as of November 5, 2026, with prices from $3,061 to $9,608, a $6,547 spread on the same certified stone. MOH London lists it at $9,608. 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
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447098371
Dimensions10.34 × 7.76 × 4.91 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
undefined
Top View
10.34 mm7.76 mm2.50 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447098371
Side View
Table 58.5%Crown 35.5°Girdle: STK-THKPavilion 40.9°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 5
Current: $9,608 AUD|Low: $3,061 AUD|High: $12,707 AUD|Avg: $6,408 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 4$3,061 AUD
Retailer 5$3,551 AUD
Retailer 3$3,791 AUD
Retailer 7$4,554 AUD
Retailer 6$5,552 AUD
Retailer 2$5,695 AUD
MOH London$9,608 AUD
Retailer 8$12,707 AUD

16 data points across 8 retailers

9 retailers$3,061 AUD to $9,608 AUD

A
Cheapest Retailer
-
$3,061 AUD
A
Retailer 2
-
$3,330 AUD
View
Retailer 3
-
$3,551 AUD
View
Price last confirmed 26 days ago
A
Retailer 4
-
$3,551 AUD
View
A
Retailer 5
-
$3,791 AUD
View
B+
Retailer 6
-
$4,881 AUD
View
B
Retailer 7
-
$5,552 AUD
View
B
Retailer 8
-
$5,695 AUD
View
Most Expensive
B
MOH London
LG447098371 · Nov 5
$9,608 AUD
£5,198 GBP
View
8 more retailers have this diamond
Prices start from $3,061 AUDSave up to $6,547 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
$3,061 AUD