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Round|Lab Grown|IGI

2.59ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • IGI LG574327605

Shape and cutting style on the report: Round brilliant

Certificate IGI LG574327605

Diamond specifications and retailer prices

From $497 AUD
As of November 5, 2026
Save $3,917 AUD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,414 AUD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 2.59ct lab-grown round diamond

This 2.59ct lab-grown round sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG574327605 or 574327605. Listed at 19 retailers as of November 5, 2026, with prices from $497 to $4,414, a $3,917 spread on the same certified stone. Do Amore Diamonds lists it at $4,414. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG574327605
Dimensions8.79 × 8.75 × 5.50 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process.
Top View
8.79 mm8.75 mm2.59 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG574327605
Side View
Table 55.5%Crown 34.9°Girdle: Slightly ThickPavilion 41.2°Culet: NoneDepth 62.7%

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: $4,414 AUD|Low: $444 AUD|High: $4,414 AUD|Avg: $1,553 AUD|+4.0%
Do Amore Diamonds
Retailer 2
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
Retailer 18
November 6, 2026
Retailer 17$497 AUD
Retailer 5$556 AUD
Retailer 6$616 AUD
Retailer 7$616 AUD
Retailer 14$836 AUD
Retailer 2$899 AUD
Retailer 8$914 AUD
Retailer 18$967 AUD
Retailer 13$1,047 AUD
Retailer 15$1,806 AUD
Retailer 16$2,036 AUD
Retailer 11$2,090 AUD
Retailer 4$2,186 AUD
Retailer 9$2,368 AUD
Retailer 3$2,404 AUD
Retailer 10$2,406 AUD
Retailer 12$2,648 AUD
Do Amore Diamonds$4,414 AUD

38 data points across 18 retailers

19 retailers$497 AUD to $4,414 AUD

A
Cheapest Retailer
-
$497 AUD
A
Retailer 2
-
$556 AUD
View
Final sale: no returns
A
Retailer 3
-
$616 AUD
View
Retailer 4
-
$616 AUD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$836 AUD
View
A
Retailer 6
-
$899 AUD
View
B+
Retailer 7
-
$914 AUD
View
A
Retailer 8
-
$967 AUD
View
A
Retailer 9
-
$1,047 AUD
View
B+
Retailer 10
-
$2,036 AUD
View
A
Retailer 11
-
$2,090 AUD
View
B+
Retailer 12
-
$2,186 AUD
View
A
Retailer 13
-
$2,214 AUD
View
B+
Retailer 14
-
$2,368 AUD
View
B+
Retailer 15
-
$2,404 AUD
View
B+
Retailer 16
-
$2,406 AUD
View
B+
Retailer 17
-
$2,406 AUD
View
B+
Retailer 18
-
$2,648 AUD
View
Most Expensive
B+
Do Amore Diamonds
27-04DB907D5 · Nov 6
$4,414 AUD
$3,090 USD
View
18 more retailers have this diamond
Prices start from $497 AUDSave up to $3,917 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 Round
$497 AUD