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Radiant|Lab Grown|IGI

2.10ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG818651061

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

Certificate IGI LG818651061

Diamond specifications and retailer prices

From $341 AUD
As of November 6, 2026
Save $1,915 AUD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,256 AUD at Rare Carat · As of November 4, 2026
View at Rare Carat

About this 2.1ct lab-grown radiant diamond

This 2.1ct lab-grown radiant sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG818651061 or 818651061. Listed at 14 retailers as of November 4, 2026, with prices from $341 to $2,256, a $1,915 spread on the same certified stone. Rare Carat lists it at $2,256. 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

2.10
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.7°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818651061
Dimensions9.12 × 6.03 × 4.19 mm
L/W Ratio1.51
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.12 mm6.03 mm2.10 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818651061
Side View
Table 67.0%Crown 49.7°Girdle: Slightly ThickPavilion 34.4°Culet: NoneDepth 69.5%

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 6
Current: $2,256 AUD|Low: $227 AUD|High: $2,372 AUD|Avg: $914 AUD|-4.9%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 9$227 AUD
Retailer 6$341 AUD
Retailer 8$381 AUD
Retailer 7$422 AUD
Retailer 5$568 AUD
Retailer 2$789 AUD
Retailer 10$1,061 AUD
Retailer 4$1,362 AUD
Retailer 3$1,687 AUD
Rare Carat$2,256 AUD

44 data points across 10 retailers

14 retailers$341 AUD to $2,256 AUD

A
Cheapest Retailer
-
$341 AUD
A
Retailer 2
-
$381 AUD
View
Final sale: no returns
A
Retailer 3
-
$396 AUD
View
Retailer 4
-
$418 AUD
View
Price last confirmed 43 days ago
A
Retailer 5
-
$422 AUD
View
Retailer 6
-
$422 AUD
View
Price last confirmed 13 days ago
B+
Retailer 7
-
$568 AUD
View
A
Retailer 8
-
$789 AUD
View
B+
Retailer 9
-
$1,061 AUD
View
B+
Retailer 10
-
$1,358 AUD
View
B+
Retailer 11
-
$1,362 AUD
View
B
Retailer 12
-
$1,434 AUD
View
B+
Retailer 13
-
$1,687 AUD
View
Most Expensive
B
Rare Carat
AGW-54_l_818651061 · Nov 4
$2,256 AUD
$1,550 USD
View
13 more retailers have this diamond
Prices start from $341 AUDSave up to $1,915 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
2.10ct Radiant
$341 AUD