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Radiant|Lab Grown|IGI

1.22ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG842663413

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

Certificate IGI LG842663413

Diamond specifications and retailer prices

From $470 NZD
As of November 4, 2026
Save $1,343 NZD (74%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,118 NZD at MOH London · As of October 25, 2026
View at MOH London

About this 1.22ct lab-grown radiant diamond

This 1.22ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG842663413 or 842663413. Listed at 12 retailers as of November 4, 2026, with a 286% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.6°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842663413
Dimensions8.02 × 5.08 × 3.41 mm
L/W Ratio1.58
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.02 mm5.08 mm1.22 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842663413
Side View
Table 66.0%Crown 43.6°Girdle: Slightly ThickPavilion 34°Culet: NoneDepth 67.1%

Caratlytics Score

How it works →
A+
Exceptional
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 4
Current: $2,118 NZD|Low: $470 NZD|High: $2,174 NZD|Avg: $1,210 NZD|-2.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 6$470 NZD
Retailer 5$536 NZD
Retailer 7$701 NZD
Retailer 3$837 NZD
Retailer 12$903 NZD
Retailer 2$976 NZD
Retailer 11$1,277 NZD
Retailer 4$1,377 NZD
Retailer 9$1,682 NZD
Retailer 10$1,769 NZD
Retailer 8$1,813 NZD
MOH London$2,118 NZD

23 data points across 12 retailers

12 retailers$470 NZD to $1,813 NZD

A+
Cheapest Retailer
-
$470 NZD
Final sale: no returns
A
Retailer 2
-
$536 NZD
View
A
Retailer 3
-
$701 NZD
View
A
Retailer 4
-
$837 NZD
View
A
Retailer 5
-
$903 NZD
View
A
Retailer 6
-
$976 NZD
View
A
Retailer 7
-
$1,277 NZD
View
B+
Retailer 8
-
$1,377 NZD
View
B+
Retailer 9
-
$1,682 NZD
View
B+
Retailer 10
-
$1,769 NZD
View
B+
Retailer 11
-
$1,813 NZD
View
Most Expensive
MOH London
LG842663413 · Oct 25
$2,118 NZD
£940 GBP
View
Price last confirmed 10 days ago
11 more retailers have this diamond
Prices start from $470 NZDSave up to $1,343 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+
1.22ct Radiant
$470 NZD