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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 $422 NZD
As of November 6, 2026
Save $2,374 NZD (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,796 NZD 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 $422 to $2,796, a $2,374 spread on the same certified stone. Rare Carat lists it at $2,796. 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: $2,796 NZD|Low: $281 NZD|High: $2,940 NZD|Avg: $1,133 NZD|-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$281 NZD
Retailer 6$422 NZD
Retailer 8$473 NZD
Retailer 7$523 NZD
Retailer 5$704 NZD
Retailer 2$978 NZD
Retailer 10$1,315 NZD
Retailer 4$1,688 NZD
Retailer 3$2,091 NZD
Rare Carat$2,796 NZD

44 data points across 10 retailers

14 retailers$422 NZD to $2,796 NZD

A
Cheapest Retailer
-
$422 NZD
A
Retailer 2
-
$473 NZD
View
Final sale: no returns
A
Retailer 3
-
$491 NZD
View
Retailer 4
-
$518 NZD
View
Price last confirmed 43 days ago
A
Retailer 5
-
$523 NZD
View
Retailer 6
-
$523 NZD
View
Price last confirmed 13 days ago
B+
Retailer 7
-
$704 NZD
View
A
Retailer 8
-
$978 NZD
View
B+
Retailer 9
-
$1,315 NZD
View
B+
Retailer 10
-
$1,683 NZD
View
B+
Retailer 11
-
$1,688 NZD
View
B
Retailer 12
-
$1,777 NZD
View
B+
Retailer 13
-
$2,091 NZD
View
Most Expensive
B
Rare Carat
AGW-54_l_818651061 · Nov 4
$2,796 NZD
$1,550 USD
View
13 more retailers have this diamond
Prices start from $422 NZDSave up to $2,374 NZD

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
$422 NZD