Radiant|Lab Grown|IGI

1.37ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG830624079

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

Certificate IGI LG830624079

Diamond specifications and retailer prices

From HK$2,683 HKD
$342 USD
As of October 30, 2026
Save HK$16,696 HKD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$21,811 HKD at Rare Carat · As of October 18, 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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830624079 or 830624079. Listed at 18 retailers as of October 30, 2026, with a 622% 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
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.8°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830624079
Dimensions7.64 × 5.60 × 3.72 mm
L/W Ratio1.36
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
7.64 mm5.60 mm1.37 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830624079
Side View
Table 64.0%Crown 44.8°Girdle: MediumPavilion 35.8°Culet: NoneDepth 66.4%

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$21,811 HKD|Low: HK$2,683 HKD|High: HK$24,243 HKD|Avg: HK$8,898 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
November 1, 2026
Retailer 4HK$2,683 HKD
Retailer 7HK$3,852 HKD
Retailer 9HK$4,394 HKD
Retailer 14HK$4,613 HKD
Retailer 12HK$4,834 HKD
Retailer 2HK$4,976 HKD
Retailer 8HK$5,223 HKD
Retailer 3HK$7,791 HKD
Retailer 13HK$8,646 HKD
Retailer 5HK$8,740 HKD
Retailer 15HK$9,427 HKD
Retailer 6HK$10,311 HKD
Retailer 11HK$11,339 HKD
Retailer 10HK$19,379 HKD
Rare CaratHK$21,811 HKD

29 data points across 15 retailers

18 retailersHK$2,683 HKD to HK$19,379 HKD

A
Cheapest Retailer
-
HK$2,683 HKD
$342 USD
Final sale: no returns
Retailer 2
-
HK$2,981 HKD
$380 USD
View
Price last confirmed 30 days ago
Retailer 3
-
HK$3,483 HKD
$444 USD
View
Price last confirmed 34 days ago
Retailer 4
-
HK$3,852 HKD
$491 USD
View
Price last confirmed 29 days ago
A
Retailer 5
-
HK$4,394 HKD
$560 USD
View
A
Retailer 6
-
HK$4,613 HKD
$588 USD
View
A
Retailer 7
-
HK$4,834 HKD
ZAR 9,953 ZAR
View
A
Retailer 8
-
HK$4,976 HKD
£499 GBP
View
A
Retailer 9
-
HK$5,223 HKD
€634 EUR
View
B+
Retailer 10
-
HK$7,791 HKD
$993 USD
View
B+
Retailer 11
-
HK$8,646 HKD
$1,102 USD
View
B+
Retailer 12
-
HK$8,740 HKD
$1,114 USD
View
B+
Retailer 13
-
HK$9,427 HKD
$1,202 USD
View
B+
Retailer 14
-
HK$10,311 HKD
SGD 1,776 SGD
View
B
Retailer 15
-
HK$11,339 HKD
£1,138 GBP
View
Retailer 16
-
HK$12,388 HKD
$1,579 USD
View
Price last confirmed 31 days ago
B
Retailer 17
-
HK$19,379 HKD
$2,470 USD
View
Most Expensive
Rare Carat
PD-240590 · Oct 18
HK$21,811 HKD
$2,780 USD
View
Price last confirmed 13 days ago
17 more retailers have this diamond
Prices start from HK$2,683 HKDSave up to HK$16,696 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$2,683 HKD