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Radiant|Lab Grown|IGI

1.23ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG726539514

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

Certificate IGI LG726539514

Diamond specifications and retailer prices

From $578 NZD
As of November 2, 2026
Save $2,294 NZD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,872 NZD at MOH London · As of November 3, 2026
View at MOH London

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG726539514 or 726539514. Listed at 18 retailers as of November 2, 2026, with prices from $578 to $2,872, a $2,294 spread on the same certified stone. MOH London lists it at $2,872. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726539514
Dimensions7.65 × 5.28 × 3.51 mm
L/W Ratio1.45
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
7.65 mm5.28 mm1.23 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726539514
Side View
Table 65.0%Crown 41.5°Girdle: MED-STKPavilion 34.4°Culet: NoneDepth 66.5%

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 2
Current: $2,872 NZD|Low: $555 NZD|High: $2,906 NZD|Avg: $1,463 NZD|-1.1%
MOH London
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
November 3, 2026
Retailer 14$578 NZD
Retailer 6$647 NZD
Retailer 4$717 NZD
Retailer 15$717 NZD
Retailer 2$816 NZD
Retailer 11$987 NZD
Retailer 8$1,138 NZD
Retailer 3$1,161 NZD
Retailer 9$1,236 NZD
Retailer 5$1,287 NZD
Retailer 10$1,739 NZD
Retailer 12$2,036 NZD
Retailer 13$2,102 NZD
Retailer 16$2,304 NZD
Retailer 7$2,790 NZD
MOH London$2,872 NZD

39 data points across 16 retailers

18 retailers$578 NZD to $2,872 NZD

A
Cheapest Retailer
-
$578 NZD
A
Retailer 2
-
$647 NZD
View
Final sale: no returns
A
Retailer 3
-
$670 NZD
View
A
Retailer 4
-
$717 NZD
View
Retailer 5
-
$717 NZD
View
Price last confirmed 10 days ago
A
Retailer 6
-
$816 NZD
View
A
Retailer 7
-
$987 NZD
View
B+
Retailer 8
-
$1,138 NZD
View
B+
Retailer 9
-
$1,161 NZD
View
B+
Retailer 10
-
$1,236 NZD
View
B+
Retailer 11
-
$1,287 NZD
View
B+
Retailer 12
-
$1,739 NZD
View
Retailer 13
-
$2,036 NZD
View
Price last confirmed 17 days ago
B
Retailer 14
-
$2,102 NZD
View
B
Retailer 15
-
$2,304 NZD
View
B
Retailer 16
-
$2,329 NZD
View
B
Retailer 17
-
$2,790 NZD
View
Most Expensive
B
MOH London
LG726539514 · Nov 3
$2,872 NZD
£1,272 GBP
View
17 more retailers have this diamond
Prices start from $578 NZDSave up to $2,294 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
$578 NZD