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Radiant|Lab Grown|IGI

8.09ct H SI1 Radiant Lab Grown Diamond

ID • H/SI1 • IGI LG542212960

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

Certificate IGI LG542212960

Diamond specifications and retailer prices

From $1,663 NZD
$937 USD
As of November 2, 2026
Save $5,516 NZD (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $7,179 NZD at Adiamor · As of November 2, 2026
View at Adiamor

About this 8.09ct lab-grown radiant diamond

This 8.09ct lab-grown radiant sits in the over five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG542212960 or 542212960. Listed at 15 retailers as of November 2, 2026, with prices from $1,663 to $7,179, a $5,516 spread on the same certified stone. Adiamor lists it at $7,179. 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

8.09
Carat
H
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG542212960
Dimensions14.01 × 9.82 × 6.58 mm
L/W Ratio1.43
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
14.01 mm9.82 mm8.09 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG542212960
Side View
Table 65.0%Crown 44.6°Girdle: ThickPavilion 34.6°Culet: NoneDepth 67.0%

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 2
Current: $7,179 NZD|Low: $1,663 NZD|High: $18,155 NZD|Avg: $6,118 NZD|-32.1%
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 6$1,663 NZD
Retailer 5$1,810 NZD
Retailer 13$1,929 NZD
Retailer 14$2,244 NZD
Retailer 16$2,271 NZD
Retailer 2$2,296 NZD
Retailer 15$2,796 NZD
Retailer 11$3,065 NZD
Retailer 4$3,091 NZD
Retailer 12$4,159 NZD
Retailer 17$5,424 NZD
Retailer 10$6,544 NZD
Retailer 3$6,712 NZD
Adiamor$7,179 NZD
Retailer 8$13,627 NZD
Retailer 9$14,106 NZD
Retailer 7$18,155 NZD

7 data points across 17 retailers

15 retailers$1,663 NZD to $7,179 NZD

A
Cheapest Retailer
-
$1,663 NZD
$937 USD
A
Retailer 2
-
$1,810 NZD
$1,020 USD
View
A
Retailer 3
-
$1,929 NZD
$1,087 USD
View
A
Retailer 4
-
$2,244 NZD
$1,265 USD
View
A
Retailer 5
-
$2,271 NZD
HK$10,000 HKD
View
A
Retailer 6
-
$2,296 NZD
£1,019 GBP
View
A
Retailer 7
-
$2,796 NZD
$1,576 USD
View
B+
Retailer 8
-
$3,065 NZD
€1,645 EUR
View
B+
Retailer 9
-
$3,091 NZD
$1,742 USD
View
B+
Retailer 10
-
$4,159 NZD
$2,344 USD
View
B+
Retailer 11
-
$5,424 NZD
$3,057 USD
View
B
Retailer 12
-
$6,361 NZD
$3,585 USD
View
B
Retailer 13
-
$6,544 NZD
£2,904 GBP
View
B
Retailer 14
-
$6,712 NZD
$3,783 USD
View
Most Expensive
B
Adiamor
D-82832540 · Nov 2
$7,179 NZD
$4,046 USD
View
14 more retailers have this diamond
Prices start from $1,663 NZDSave up to $5,516 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
8.09ct Radiant
$1,663 NZD