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Round|Lab Grown|IGI

2.03ct J SI2 Round Lab Grown Diamond

ID • J/SI2 • IGI LG490190990

Shape and cutting style on the report: Round brilliant

Certificate IGI LG490190990

Diamond specifications and retailer prices

From $1,281 AUD
$900 USD
As of October 29, 2026
Save $8,408 AUD (87%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $9,689 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 2.03ct lab-grown round diamond

This 2.03ct lab-grown round sits in the two to three carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG490190990 or 490190990. Listed at 11 retailers as of October 29, 2026, with prices from $1,281 to $9,689, a $8,408 spread on the same certified stone. MOH London lists it at $9,689. 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

2.03
Carat
J
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG490190990
Dimensions8.04 × 8.10 × 5.04 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
8.04 mm8.10 mm2.03 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG490190990
Side View
Table 58.5%Crown 35.8°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.4%

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: Oct 29
Current: $9,689 AUD|Low: $1,281 AUD|High: $9,765 AUD|Avg: $4,573 AUD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 8$1,281 AUD
Retailer 7$3,062 AUD
Retailer 11$3,332 AUD
Retailer 13$3,428 AUD
Retailer 2$3,540 AUD
Retailer 3$3,551 AUD
Retailer 9$3,551 AUD
Retailer 4$4,518 AUD
Retailer 12$4,882 AUD
Retailer 10$5,550 AUD
Retailer 6$5,567 AUD
Retailer 5$7,950 AUD
MOH London$9,689 AUD

42 data points across 13 retailers

11 retailers$1,281 AUD to $9,689 AUD

A
Cheapest Retailer
-
$1,281 AUD
$900 USD
B+
Retailer 2
-
$3,062 AUD
$2,151 USD
View
B+
Retailer 3
-
$3,332 AUD
$2,341 USD
View
B+
Retailer 4
-
$3,428 AUD
$2,408 USD
View
Final sale: no returns
B+
Retailer 5
-
$3,540 AUD
£1,958 GBP
View
Retailer 6
-
$3,551 AUD
$2,495 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
$3,551 AUD
$2,495 USD
View
B
Retailer 8
-
$4,882 AUD
$3,430 USD
View
B
Retailer 9
-
$5,550 AUD
$3,899 USD
View
B
Retailer 10
-
$5,567 AUD
$3,911 USD
View
Most Expensive
B
MOH London
LG490190990 · Oct 29
$9,689 AUD
£5,360 GBP
View
10 more retailers have this diamond
Prices start from $1,281 AUDSave up to $8,408 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
2.03ct Round
$1,281 AUD