Radiant|Lab Grown|IGI

1.23ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG632472890

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

Certificate IGI LG632472890

Diamond specifications and retailer prices

From $1,444 NZD
£641 GBP
As of October 31, 2026
14 retailers carry this diamond
Most expensive: $1,911 NZD at Reve Diamonds · As of October 7, 2026
View at Reve Diamonds

About this 1.23ct lab-grown radiant diamond

This 1.23ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG632472890 or 632472890. Listed at 14 retailers as of October 31, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.1°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632472890
Dimensions7.47 × 5.34 × 3.57 mm
L/W Ratio1.40
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.47 mm5.34 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632472890
Side View
Table 65.0%Crown 45.1°Girdle: MediumPavilion 34.7°Culet: NoneDepth 66.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: $660 NZD|Low: $277 NZD|High: $2,768 NZD|Avg: $941 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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Reve Diamonds
October 8, 2026
Retailer 12$277 NZD
Retailer 5$323 NZD
Retailer 8$335 NZD
Retailer 2$358 NZD
Retailer 17$358 NZD
Retailer 4$486 NZD
Retailer 11$535 NZD
Retailer 1$660 NZD
Retailer 14$680 NZD
Retailer 15$698 NZD
Retailer 9$804 NZD
Retailer 6$905 NZD
Retailer 13$1,242 NZD
Retailer 16$1,272 NZD
Retailer 18$1,281 NZD
Retailer 10$1,757 NZD
Retailer 7$1,873 NZD
Reve Diamonds$1,911 NZD
Retailer 3$2,768 NZD

21 data points across 19 retailers

14 retailers

Retailer 1
-
$277 NZD
$156 USD
Price last confirmed 26 days ago
Retailer 2
-
$335 NZD
$189 USD
View
Price last confirmed 34 days ago
Retailer 3
-
$358 NZD
$202 USD
View
Price last confirmed 28 days ago
Retailer 4
-
$535 NZD
£238 GBP
View
Price last confirmed 25 days ago
Retailer 5
-
$568 NZD
HK$2,500 HKD
View
Price last confirmed 57 days ago
Retailer 6
-
$680 NZD
ZAR 6,190 ZAR
View
Price last confirmed 26 days ago
Retailer 7
-
$905 NZD
$510 USD
View
Price last confirmed 23 days ago
Retailer 8
-
$1,242 NZD
$700 USD
View
Price last confirmed 26 days ago
Retailer 9
-
$1,272 NZD
$717 USD
View
Price last confirmed 26 days ago
Retailer 10
-
$1,281 NZD
A$1,111 AUD
View
Price last confirmed 28 days ago
B
Retailer 11
-
$1,444 NZD
£641 GBP
View
Retailer 12
-
$1,580 NZD
$890 USD
View
Price last confirmed 27 days ago
Retailer 13
-
$1,873 NZD
£831 GBP
View
Price last confirmed 30 days ago
Most Expensive
Reve Diamonds
DA45F37FA · Oct 7
$1,911 NZD
$1,077 USD
View
Price last confirmed 24 days ago
13 more retailers have this diamond
Prices start from $1,444 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.

B
1.23ct Radiant
$1,444 NZD