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Radiant|Lab Grown|IGI

1.23ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG643427237

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

Certificate IGI LG643427237

Diamond specifications and retailer prices

From $339 NZD
As of November 6, 2026
Save $2,908 NZD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,247 NZD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown radiant diamond

This 1.23ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG643427237 or 643427237. Listed at 15 retailers as of November 6, 2026, with prices from $339 to $3,247, a $2,908 spread on the same certified stone. Do Amore Diamonds lists it at $3,247. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG643427237
Dimensions7.76 × 5.17 × 3.52 mm
L/W Ratio1.50
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.76 mm5.17 mm1.23 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG643427237
Side View
Table 67.0%Crown 43.4°Girdle: MED-STKPavilion 34.9°Culet: NoneDepth 68.1%

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: $842 NZD|Low: $325 NZD|High: $1,878 NZD|Avg: $908 NZD|+2.2%
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
November 7, 2026
Retailer 9$339 NZD
Retailer 3$379 NZD
Retailer 13$393 NZD
Retailer 2$420 NZD
Retailer 10$420 NZD
Retailer 12$736 NZD
Retailer 1$842 NZD
Retailer 7$938 NZD
Retailer 4$1,001 NZD
Retailer 8$1,353 NZD
Retailer 11$1,488 NZD
Retailer 5$1,696 NZD
Retailer 6$1,851 NZD

45 data points across 13 retailers

15 retailers$339 NZD to $3,247 NZD

A
Cheapest Retailer
-
$339 NZD
A
Retailer 2
-
$379 NZD
View
Final sale: no returns
A
Retailer 3
-
$393 NZD
View
Retailer 4
-
$420 NZD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$420 NZD
View
A
Retailer 6
-
$648 NZD
View
A
Retailer 7
-
$736 NZD
View
A
Retailer 8
-
$842 NZD
View
A
Retailer 9
-
$938 NZD
View
B+
Retailer 10
-
$1,001 NZD
View
B+
Retailer 11
-
$1,353 NZD
View
B
Retailer 12
-
$1,488 NZD
View
Retailer 13
-
$1,798 NZD
View
Price last confirmed 20 days ago
B
Retailer 14
-
$1,851 NZD
View
Most Expensive
B
Do Amore Diamonds
27-704997A70 · Nov 6
$3,247 NZD
$1,800 USD
View
14 more retailers have this diamond
Prices start from $339 NZDSave up to $2,908 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
1.23ct Radiant
$339 NZD