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Radiant|Lab Grown|IGI

1.37ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG784642059

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

Certificate IGI LG784642059

Diamond specifications and retailer prices

From HK$2,001 HKD
$255 USD
As of October 30, 2026
Save HK$17,378 HKD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$24,047 HKD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.37ct lab-grown radiant diamond

This 1.37ct 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 LG784642059 or 784642059. Listed at 15 retailers as of October 30, 2026, with a 869% 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

1.37
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.6°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784642059
Dimensions7.75 × 5.56 × 3.74 mm
L/W Ratio1.39
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
7.75 mm5.56 mm1.37 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784642059
Side View
Table 63.0%Crown 39.6°Girdle: Slightly ThickPavilion 35.9°Culet: NoneDepth 67.3%

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$24,047 HKD|Low: HK$2,001 HKD|High: HK$32,795 HKD|Avg: HK$10,938 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
October 31, 2026
Retailer 8HK$2,001 HKD
Retailer 4HK$3,515 HKD
Retailer 9HK$3,797 HKD
Retailer 12HK$4,143 HKD
Retailer 5HK$4,158 HKD
Retailer 2HK$4,696 HKD
Retailer 3HK$6,033 HKD
Retailer 11HK$7,634 HKD
Retailer 7HK$11,050 HKD
Retailer 10HK$17,810 HKD
Retailer 6HK$19,379 HKD
Rare CaratHK$24,047 HKD

29 data points across 12 retailers

15 retailersHK$2,001 HKD to HK$19,379 HKD

A+
Cheapest Retailer
-
HK$2,001 HKD
$255 USD
Retailer 2
-
HK$2,785 HKD
$355 USD
View
Price last confirmed 31 days ago
Retailer 3
-
HK$3,225 HKD
$411 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
HK$3,515 HKD
$448 USD
View
Final sale: no returns
A
Retailer 5
-
HK$3,797 HKD
$484 USD
View
A
Retailer 6
-
HK$4,143 HKD
$528 USD
View
A
Retailer 7
-
HK$4,158 HKD
$530 USD
View
A
Retailer 8
-
HK$4,696 HKD
€570 EUR
View
A
Retailer 9
-
HK$6,033 HKD
$769 USD
View
B+
Retailer 10
-
HK$7,634 HKD
$973 USD
View
B+
Retailer 11
-
HK$11,050 HKD
£1,109 GBP
View
Retailer 12
-
HK$12,247 HKD
$1,561 USD
View
Price last confirmed 30 days ago
B
Retailer 13
-
HK$17,810 HKD
$2,270 USD
View
B
Retailer 14
-
HK$19,379 HKD
$2,470 USD
View
Most Expensive
Rare Carat
P84I-44 · Oct 21
HK$24,047 HKD
$3,065 USD
View
Price last confirmed 10 days ago
14 more retailers have this diamond
Prices start from HK$2,001 HKDSave up to HK$17,378 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+
1.37ct Radiant
HK$2,001 HKD