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Oval|Lab Grown|IGI

2.59ct K SI1 Oval Lab Grown Diamond

ID • K/SI1 • IGI LG445037948

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445037948

Diamond specifications and retailer prices

From $3,170 AUD
As of November 5, 2026
Save $6,780 AUD (68%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $9,950 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 2.59ct lab-grown oval diamond

This 2.59ct 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 LG445037948 or 445037948. Listed at 10 retailers as of November 5, 2026, with prices from $3,170 to $9,950, a $6,780 spread on the same certified stone. MOH London lists it at $9,950. 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

2.59
Carat
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445037948
Dimensions10.55 × 7.82 × 4.90 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
10.55 mm7.82 mm2.59 ctK / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG445037948
Side View
Table 54.5%Crown 34.2°Girdle: STK-VTKPavilion 40.7°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $9,950 AUD|Low: $3,170 AUD|High: $13,158 AUD|Avg: $6,370 AUD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5$3,170 AUD
Retailer 6$3,676 AUD
Retailer 4$3,915 AUD
Retailer 8$4,705 AUD
Retailer 2$5,004 AUD
Retailer 7$5,743 AUD
Retailer 3$5,763 AUD
MOH London$9,950 AUD
Retailer 9$13,158 AUD

40 data points across 9 retailers

10 retailers$3,170 AUD to $9,950 AUD

A
Cheapest Retailer
-
$3,170 AUD
A
Retailer 2
-
$3,449 AUD
View
Retailer 3
-
$3,676 AUD
View
Price last confirmed 26 days ago
A
Retailer 4
-
$3,676 AUD
View
A
Retailer 5
-
$3,915 AUD
View
B+
Retailer 6
-
$5,004 AUD
View
B+
Retailer 7
-
$5,055 AUD
View
B
Retailer 8
-
$5,743 AUD
View
B
Retailer 9
-
$5,763 AUD
View
Most Expensive
B
MOH London
LG445037948 · Nov 5
$9,950 AUD
£5,383 GBP
View
9 more retailers have this diamond
Prices start from $3,170 AUDSave up to $6,780 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
2.59ct Oval
$3,170 AUD