CaratHunter
Plans
Round|Lab Grown|IGI

2.30ct I SI1 Round Lab Grown Diamond

ID • I/SI1 • IGI LG494173825

Shape and cutting style on the report: Round brilliant

Certificate IGI LG494173825

Diamond specifications and retailer prices

From $1,836 AUD
$1,290 USD
As of October 31, 2026
Save $10,843 AUD (86%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $12,679 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 2.3ct lab-grown round diamond

This 2.3ct lab-grown round sits in the two to three carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG494173825 or 494173825. Listed at 11 retailers as of October 29, 2026, with prices from $1,836 to $12,679, a $10,843 spread on the same certified stone. MOH London lists it at $12,679. 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

2.30
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG494173825
Dimensions8.57 × 8.66 × 5.08 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.57 mm8.66 mm2.30 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG494173825
Side View
Table 59.5%Crown 32.9°GirdlePavilion 40.2°Culet: NoneDepth 59.0%

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: Oct 31
Current: $12,679 AUD|Low: $1,836 AUD|High: $12,781 AUD|Avg: $6,133 AUD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2$1,836 AUD
Retailer 4$4,289 AUD
Retailer 7$4,803 AUD
Retailer 5$4,975 AUD
Retailer 8$4,975 AUD
Retailer 9$5,203 AUD
Retailer 10$5,986 AUD
Retailer 3$7,004 AUD
Retailer 6$7,734 AUD
MOH London$12,679 AUD

17 data points across 10 retailers

11 retailers$1,836 AUD to $12,679 AUD

A
Cheapest Retailer
-
$1,836 AUD
$1,290 USD
B+
Retailer 2
-
$4,289 AUD
$3,013 USD
View
B+
Retailer 3
-
$4,667 AUD
$3,278 USD
View
B+
Retailer 4
-
$4,803 AUD
$3,374 USD
View
Final sale: no returns
B+
Retailer 5
-
$4,975 AUD
$3,495 USD
View
Retailer 6
-
$4,975 AUD
$3,495 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
$5,203 AUD
$3,655 USD
View
B
Retailer 8
-
$6,218 AUD
$4,368 USD
View
B
Retailer 9
-
$7,004 AUD
$4,920 USD
View
B
Retailer 10
-
$7,734 AUD
$5,433 USD
View
Most Expensive
B
MOH London
LG494173825 · Oct 29
$12,679 AUD
£7,013 GBP
View
10 more retailers have this diamond
Prices start from $1,836 AUDSave up to $10,843 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
2.30ct Round
$1,836 AUD