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Radiant|Lab Grown|IGI

1.20ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG742543994

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

Certificate IGI LG742543994

Diamond specifications and retailer prices

From $415 NZD
As of November 4, 2026
Save $2,858 NZD (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,273 NZD at Rare Carat · As of October 30, 2026
View at Rare Carat

About this 1.2ct lab-grown radiant diamond

This 1.2ct 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 LG742543994 or 742543994. Listed at 22 retailers as of October 30, 2026, with prices from $415 to $3,273, a $2,858 spread on the same certified stone. Rare Carat lists it at $3,273. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.9°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742543994
Dimensions7.53 × 5.24 × 3.57 mm
L/W Ratio1.44
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
7.53 mm5.24 mm1.20 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742543994
Side View
Table 64.0%Crown 43.9°Girdle: Slightly ThickPavilion 34.6°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 4
Current: $3,273 NZD|Low: $397 NZD|High: $4,311 NZD|Avg: $1,255 NZD|-1.6%
Rare Carat
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 5, 2026
Retailer 15$415 NZD
Retailer 8$461 NZD
Retailer 5$481 NZD
Retailer 6$514 NZD
Retailer 16$514 NZD
Retailer 12$853 NZD
Retailer 4$871 NZD
Retailer 11$887 NZD
Retailer 7$938 NZD
Retailer 2$960 NZD
Retailer 10$1,258 NZD
Retailer 3$1,652 NZD
Retailer 14$1,657 NZD
Retailer 9$2,051 NZD
Retailer 13$3,122 NZD
Rare Carat$3,273 NZD

45 data points across 16 retailers

22 retailers$415 NZD to $3,273 NZD

A
Cheapest Retailer
-
$415 NZD
A
Retailer 2
-
$461 NZD
View
Final sale: no returns
A
Retailer 3
-
$481 NZD
View
Retailer 4
-
$514 NZD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$514 NZD
View
A
Retailer 6
-
$568 NZD
View
A
Retailer 7
-
$853 NZD
View
A
Retailer 8
-
$871 NZD
View
A
Retailer 9
-
$887 NZD
View
A
Retailer 10
-
$938 NZD
View
A
Retailer 11
-
$960 NZD
View
A
Retailer 12
-
$1,258 NZD
View
B+
Retailer 13
-
$1,334 NZD
View
B+
Retailer 14
-
$1,652 NZD
View
B+
Retailer 15
-
$1,657 NZD
View
B+
Retailer 16
-
$1,660 NZD
View
B+
Retailer 17
-
$1,744 NZD
View
B+
Retailer 18
-
$1,999 NZD
View
B+
Retailer 19
-
$2,051 NZD
View
B
Retailer 20
-
$2,306 NZD
View
B
Retailer 21
-
$3,122 NZD
View
Most Expensive
B
Rare Carat
A2-315A · Oct 21
$3,273 NZD
$1,845 USD
View
21 more retailers have this diamond
Prices start from $415 NZDSave up to $2,858 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
1.20ct Radiant
$415 NZD