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Radiant|Lab Grown|IGI

1.33ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG623421833

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

Certificate IGI LG623421833

Diamond specifications and retailer prices

From HK$2,487 HKD
As of November 4, 2026
Save HK$20,736 HKD (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$23,224 HKD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.33ct lab-grown radiant diamond

This 1.33ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG623421833 or 623421833. Listed at 23 retailers as of November 4, 2026, with prices from HK$2,487 to HK$23,224, a HK$20,736 spread on the same certified stone. Brilliant Earth lists it at HK$23,224. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.1°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623421833
Dimensions7.27 × 5.55 × 3.76 mm
L/W Ratio1.31
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
7.27 mm5.55 mm1.33 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623421833
Side View
Table 65.0%Crown 48.1°Girdle: MediumPavilion 35.6°Culet: NoneDepth 67.7%

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$23,224 HKD|Low: HK$2,385 HKD|High: HK$24,636 HKD|Avg: HK$7,269 HKD|-5.7%
Brilliant Earth
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
November 4, 2026
Retailer 15HK$2,487 HKD
Retailer 4HK$3,083 HKD
Retailer 7HK$3,083 HKD
Retailer 2HK$3,170 HKD
Retailer 6HK$4,158 HKD
Retailer 14HK$4,315 HKD
Retailer 13HK$4,809 HKD
Retailer 11HK$5,319 HKD
Retailer 9HK$5,445 HKD
Retailer 8HK$7,579 HKD
Retailer 10HK$7,705 HKD
Retailer 5HK$9,917 HKD
Retailer 3HK$10,655 HKD
Retailer 12HK$12,365 HKD
Brilliant EarthHK$23,224 HKD

39 data points across 15 retailers

23 retailersHK$2,487 HKD to HK$23,224 HKD

A
Cheapest Retailer
-
HK$2,487 HKD
A
Retailer 2
-
HK$2,777 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,887 HKD
View
Retailer 4
-
HK$3,083 HKD
View
Price last confirmed 10 days ago
A
Retailer 5
-
HK$3,083 HKD
View
A
Retailer 6
-
HK$3,170 HKD
View
A
Retailer 7
-
HK$4,158 HKD
View
A
Retailer 8
-
HK$4,315 HKD
View
A
Retailer 9
-
HK$4,809 HKD
View
A
Retailer 10
-
HK$5,053 HKD
View
A
Retailer 11
-
HK$5,319 HKD
View
A
Retailer 12
-
HK$5,445 HKD
View
B+
Retailer 13
-
HK$7,312 HKD
View
B+
Retailer 14
-
HK$7,579 HKD
View
B+
Retailer 15
-
HK$7,705 HKD
View
B+
Retailer 16
-
HK$8,317 HKD
View
B+
Retailer 17
-
HK$9,917 HKD
View
B+
Retailer 18
-
HK$10,270 HKD
View
Retailer 19
-
HK$10,655 HKD
View
Price last confirmed 27 days ago
B
Retailer 20
-
HK$10,961 HKD
View
B
Retailer 21
-
HK$12,294 HKD
View
B+
Retailer 22
-
HK$12,365 HKD
View
Most Expensive
B
Brilliant Earth
9481162A · Nov 4
HK$23,224 HKD
$2,960 USD
View
22 more retailers have this diamond
Prices start from HK$2,487 HKDSave up to HK$20,736 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
1.33ct Radiant
HK$2,487 HKD