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Radiant|Lab Grown|IGI

2.20ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG512231568

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

Certificate IGI LG512231568

Diamond specifications and retailer prices

From $2,489 NZD
As of November 6, 2026
Save $15,568 NZD (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $18,058 NZD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 2.2ct lab-grown radiant diamond

This 2.2ct 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 LG512231568 or 512231568. Listed at 13 retailers as of November 6, 2026, with prices from $2,489 to $18,058, a $15,568 spread on the same certified stone. Reve Diamonds lists it at $18,058. 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

2.20
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle32.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG512231568
Dimensions9.18 × 6.45 × 4.18 mm
L/W Ratio1.42
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
9.18 mm6.45 mm2.20 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG512231568
Side View
Table 66.0%Crown 44.1°Girdle: STK-THKPavilion 32.2°Culet: NoneDepth 64.8%

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: $17,449 NZD|Low: $2,489 NZD|High: $24,703 NZD|Avg: $10,161 NZD|-0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Reve Diamonds
November 5, 2026
Retailer 6$2,489 NZD
Retailer 8$5,951 NZD
Retailer 4$6,247 NZD
Retailer 12$6,474 NZD
Retailer 13$6,665 NZD
Retailer 9$6,904 NZD
Retailer 2$7,189 NZD
Retailer 3$8,004 NZD
Retailer 11$8,626 NZD
Retailer 7$9,521 NZD
Retailer 10$10,713 NZD
Retailer 1$17,449 NZD
Reve Diamonds$18,058 NZD
Retailer 5$24,703 NZD

18 data points across 14 retailers

13 retailers$2,489 NZD to $18,058 NZD

A
Cheapest Retailer
-
$2,489 NZD
B+
Retailer 2
-
$5,951 NZD
View
B+
Retailer 3
-
$6,247 NZD
View
B
Retailer 4
-
$6,474 NZD
View
B
Retailer 5
-
$6,665 NZD
View
Final sale: no returns
B
Retailer 6
-
$6,904 NZD
View
Retailer 7
-
$6,904 NZD
View
Price last confirmed 26 days ago
B
Retailer 8
-
$7,189 NZD
View
B
Retailer 9
-
$8,626 NZD
View
B
Retailer 10
-
$9,521 NZD
View
B
Retailer 11
-
$10,713 NZD
View
B
Retailer 12
-
$17,449 NZD
View
Most Expensive
B
Reve Diamonds
FA6B0A31D · Nov 6
$18,058 NZD
$10,010 USD
View
12 more retailers have this diamond
Prices start from $2,489 NZDSave up to $15,568 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
2.20ct Radiant
$2,489 NZD