Radiant|Lab Grown|IGI

1.38ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG801686053

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

Certificate IGI LG801686053

Diamond specifications and retailer prices

From HK$3,531 HKD
$450 USD
As of October 30, 2026
Save HK$19,771 HKD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$24,243 HKD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.38ct lab-grown radiant diamond

This 1.38ct 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 LG801686053 or 801686053. Listed at 15 retailers as of October 30, 2026, with a 560% 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

1.38
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.9°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801686053
Dimensions7.92 × 5.51 × 3.76 mm
L/W Ratio1.44
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
7.92 mm5.51 mm1.38 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801686053
Side View
Table 64.0%Crown 43.9°Girdle: MED-STKPavilion 36.1°Culet: NoneDepth 68.2%

Caratlytics Score

How it works →
A
Excellent
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$24,243 HKD|Low: HK$3,531 HKD|High: HK$33,030 HKD|Avg: HK$11,678 HKD|+12.5%
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 4HK$3,531 HKD
Retailer 6HK$3,578 HKD
Retailer 8HK$4,409 HKD
Retailer 12HK$4,629 HKD
Retailer 11HK$5,084 HKD
Retailer 2HK$5,865 HKD
Retailer 3HK$6,229 HKD
Retailer 10HK$9,203 HKD
Retailer 7HK$13,551 HKD
Retailer 9HK$22,439 HKD
Retailer 5HK$23,302 HKD
Rare CaratHK$24,243 HKD

34 data points across 12 retailers

15 retailersHK$3,531 HKD to HK$23,302 HKD

Retailer 1
-
HK$2,668 HKD
$340 USD
Price last confirmed 20 days ago
Retailer 2
-
HK$3,091 HKD
$394 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
HK$3,531 HKD
$450 USD
View
Final sale: no returns
A
Retailer 4
-
HK$3,578 HKD
£359 GBP
View
A
Retailer 5
-
HK$4,409 HKD
$562 USD
View
A
Retailer 6
-
HK$4,629 HKD
$590 USD
View
A
Retailer 7
-
HK$5,084 HKD
$648 USD
View
A
Retailer 8
-
HK$5,865 HKD
€712 EUR
View
A
Retailer 9
-
HK$6,229 HKD
$794 USD
View
B+
Retailer 10
-
HK$9,203 HKD
$1,173 USD
View
Retailer 11
-
HK$11,721 HKD
$1,494 USD
View
Price last confirmed 21 days ago
B+
Retailer 12
-
HK$13,551 HKD
£1,360 GBP
View
B
Retailer 13
-
HK$22,439 HKD
$2,860 USD
View
B
Retailer 14
-
HK$23,302 HKD
$2,970 USD
View
Most Expensive
Rare Carat
B88-9B · Oct 21
HK$24,243 HKD
$3,090 USD
View
Price last confirmed 10 days ago
14 more retailers have this diamond
Prices start from HK$3,531 HKDSave up to HK$19,771 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
1.38ct Radiant
HK$3,531 HKD