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Radiant|Lab Grown|IGI

2.03ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG506191279

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG506191279

Diamond specifications and retailer prices

From $1,921 AUD
As of November 6, 2026
Save $11,595 AUD (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $13,516 AUD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 2.03ct lab-grown radiant diamond

This 2.03ct lab-grown radiant 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 LG506191279 or 506191279. Listed at 13 retailers as of November 6, 2026, with prices from $1,921 to $13,516, a $11,595 spread on the same certified stone. Reve Diamonds lists it at $13,516. 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
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle28.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG506191279
Dimensions7.92 × 6.16 × 4.29 mm
L/W Ratio1.29
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
7.92 mm6.16 mm2.03 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG506191279
Side View
Table 66.5%Crown 45.7°Girdle: Slightly ThickPavilion 28.4°Culet: NoneDepth 69.6%

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 6
Current: $13,059 AUD|Low: $1,921 AUD|High: $18,488 AUD|Avg: $7,721 AUD|-1.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Reve Diamonds
November 5, 2026
Retailer 5$1,921 AUD
Retailer 7$4,454 AUD
Retailer 2$4,653 AUD
Retailer 10$4,988 AUD
Retailer 4$5,075 AUD
Retailer 8$5,167 AUD
Retailer 11$5,400 AUD
Retailer 12$6,193 AUD
Retailer 6$7,271 AUD
Retailer 9$8,027 AUD
Retailer 1$13,059 AUD
Reve Diamonds$13,516 AUD
Retailer 3$18,488 AUD

16 data points across 13 retailers

13 retailers$1,921 AUD to $13,516 AUD

A
Cheapest Retailer
-
$1,921 AUD
B+
Retailer 2
-
$4,454 AUD
View
B+
Retailer 3
-
$4,653 AUD
View
B
Retailer 4
-
$4,846 AUD
View
B
Retailer 5
-
$4,988 AUD
View
Final sale: no returns
B
Retailer 6
-
$5,167 AUD
View
Retailer 7
-
$5,167 AUD
View
Price last confirmed 26 days ago
B
Retailer 8
-
$5,400 AUD
View
B
Retailer 9
-
$6,456 AUD
View
B
Retailer 10
-
$7,271 AUD
View
B
Retailer 11
-
$8,027 AUD
View
B
Retailer 12
-
$13,059 AUD
View
Most Expensive
B
Reve Diamonds
1BDF5B448 · Nov 6
$13,516 AUD
$9,287 USD
View
12 more retailers have this diamond
Prices start from $1,921 AUDSave up to $11,595 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 Radiant
$1,921 AUD