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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 HK$1,836 HKD
As of November 4, 2026
Save HK$12,640 HKD (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$14,476 HKD 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 HK$1,836 to HK$14,476, a HK$12,640 spread on the same certified stone. Rare Carat lists it at HK$14,476. 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: HK$14,476 HKD|Low: HK$1,757 HKD|High: HK$19,065 HKD|Avg: HK$5,542 HKD|-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 4, 2026
Retailer 15HK$1,836 HKD
Retailer 8HK$2,040 HKD
Retailer 5HK$2,126 HKD
Retailer 6HK$2,275 HKD
Retailer 16HK$2,275 HKD
Retailer 12HK$3,774 HKD
Retailer 4HK$3,852 HKD
Retailer 10HK$3,923 HKD
Retailer 7HK$4,150 HKD
Retailer 2HK$4,245 HKD
Retailer 9HK$5,563 HKD
Retailer 3HK$7,304 HKD
Retailer 14HK$7,328 HKD
Retailer 11HK$9,101 HKD
Retailer 13HK$13,809 HKD
Rare CaratHK$14,476 HKD

44 data points across 16 retailers

22 retailersHK$1,836 HKD to HK$14,476 HKD

A
Cheapest Retailer
-
HK$1,836 HKD
A
Retailer 2
-
HK$2,040 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,126 HKD
View
Retailer 4
-
HK$2,275 HKD
View
Price last confirmed 10 days ago
A
Retailer 5
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HK$2,275 HKD
View
A
Retailer 6
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HK$2,511 HKD
View
A
Retailer 7
-
HK$3,774 HKD
View
A
Retailer 8
-
HK$3,852 HKD
View
A
Retailer 9
-
HK$3,923 HKD
View
A
Retailer 10
-
HK$4,150 HKD
View
A
Retailer 11
-
HK$4,245 HKD
View
A
Retailer 12
-
HK$5,563 HKD
View
B+
Retailer 13
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HK$5,900 HKD
View
B+
Retailer 14
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HK$7,304 HKD
View
B+
Retailer 15
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HK$7,328 HKD
View
B+
Retailer 16
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HK$7,344 HKD
View
B+
Retailer 17
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HK$7,712 HKD
View
B+
Retailer 18
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HK$8,842 HKD
View
B+
Retailer 19
-
HK$9,101 HKD
View
B
Retailer 20
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HK$10,200 HKD
View
B
Retailer 21
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HK$13,809 HKD
View
Most Expensive
B
Rare Carat
A2-315A · Oct 21
HK$14,476 HKD
$1,845 USD
View
21 more retailers have this diamond
Prices start from HK$1,836 HKDSave up to HK$12,640 HKD

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
HK$1,836 HKD