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Radiant|Lab Grown|IGI

1.33ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG780665762

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

Certificate IGI LG780665762

Diamond specifications and retailer prices

From HK$1,954 HKD
$249 USD
As of October 30, 2026
Save HK$16,876 HKD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$23,341 HKD at Rare Carat · As of October 21, 2026
View at Rare Carat

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780665762 or 780665762. Listed at 16 retailers as of October 30, 2026, with a 864% 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

1.33
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780665762
Dimensions7.74 × 5.47 × 3.65 mm
L/W Ratio1.41
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
7.74 mm5.47 mm1.33 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780665762
Side View
Table 63.0%Crown 40°Girdle: MediumPavilion 34.7°Culet: NoneDepth 66.7%

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: Oct 30
Current: HK$23,341 HKD|Low: HK$1,954 HKD|High: HK$31,775 HKD|Avg: HK$10,187 HKD|+12.4%
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
November 1, 2026
Retailer 8HK$1,954 HKD
Retailer 5HK$3,028 HKD
Retailer 9HK$3,617 HKD
Retailer 12HK$4,056 HKD
Retailer 3HK$4,197 HKD
Retailer 6HK$4,589 HKD
Retailer 4HK$5,712 HKD
Retailer 11HK$7,806 HKD
Retailer 13HK$7,836 HKD
Retailer 2HK$10,701 HKD
Retailer 10HK$18,751 HKD
Retailer 7HK$18,830 HKD
Rare CaratHK$23,341 HKD

32 data points across 13 retailers

16 retailersHK$1,954 HKD to HK$18,830 HKD

A+
Cheapest Retailer
-
HK$1,954 HKD
$249 USD
Retailer 2
-
HK$2,683 HKD
$342 USD
View
Price last confirmed 32 days ago
A
Retailer 3
-
HK$3,028 HKD
$386 USD
View
Final sale: no returns
Retailer 4
-
HK$3,107 HKD
$396 USD
View
Price last confirmed 35 days ago
A
Retailer 5
-
HK$3,617 HKD
$461 USD
View
A
Retailer 6
-
HK$4,056 HKD
$517 USD
View
Retailer 7
-
HK$4,197 HKD
$535 USD
View
Price last confirmed 9 days ago
A
Retailer 8
-
HK$4,589 HKD
€557 EUR
View
A
Retailer 9
-
HK$5,712 HKD
$728 USD
View
B+
Retailer 10
-
HK$7,806 HKD
$995 USD
View
B+
Retailer 11
-
HK$7,836 HKD
$999 USD
View
B+
Retailer 12
-
HK$10,701 HKD
£1,074 GBP
View
Retailer 13
-
HK$11,792 HKD
$1,503 USD
View
Price last confirmed 32 days ago
B
Retailer 14
-
HK$18,751 HKD
$2,390 USD
View
B
Retailer 15
-
HK$18,830 HKD
$2,400 USD
View
Most Expensive
Rare Carat
B84B-41B · Oct 21
HK$23,341 HKD
$2,975 USD
View
Price last confirmed 11 days ago
15 more retailers have this diamond
Prices start from HK$1,954 HKDSave up to HK$16,876 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$1,954 HKD