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Radiant|Lab Grown|IGI

1.63ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG836607900

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

Certificate IGI LG836607900

Diamond specifications and retailer prices

From HK$4,095 HKD
$522 USD
As of October 30, 2026
Save HK$19,206 HKD (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$29,343 HKD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.63ct lab-grown radiant diamond

This 1.63ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836607900 or 836607900. Listed at 20 retailers as of October 30, 2026, with a 469% 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

1.63
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836607900
Dimensions7.99 × 5.80 × 4.05 mm
L/W Ratio1.38
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
7.99 mm5.80 mm1.63 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836607900
Side View
Table 67.0%Crown 45.8°Girdle: MediumPavilion 37.2°Culet: NoneDepth 69.8%

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$29,343 HKD|Low: HK$4,095 HKD|High: HK$29,657 HKD|Avg: HK$12,625 HKD|-1.1%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 4HK$4,095 HKD
Retailer 5HK$4,582 HKD
Retailer 7HK$5,076 HKD
Retailer 2HK$5,225 HKD
Retailer 18HK$6,159 HKD
Retailer 13HK$7,703 HKD
Retailer 6HK$7,861 HKD
Retailer 12HK$7,867 HKD
Retailer 16HK$8,722 HKD
Retailer 9HK$9,737 HKD
Retailer 14HK$11,847 HKD
Retailer 3HK$14,826 HKD
Retailer 10HK$16,012 HKD
Retailer 11HK$16,500 HKD
Retailer 8HK$16,617 HKD
Retailer 19HK$17,700 HKD
Retailer 17HK$21,213 HKD
Retailer 15HK$23,302 HKD
Rare CaratHK$29,343 HKD

28 data points across 19 retailers

20 retailersHK$4,095 HKD to HK$23,302 HKD

A
Cheapest Retailer
-
HK$4,095 HKD
$522 USD
A
Retailer 2
-
HK$4,582 HKD
$584 USD
View
Final sale: no returns
Retailer 3
-
HK$5,076 HKD
$647 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
HK$5,076 HKD
$647 USD
View
A
Retailer 5
-
HK$5,225 HKD
£524 GBP
View
A
Retailer 6
-
HK$6,159 HKD
$785 USD
View
A
Retailer 7
-
HK$7,703 HKD
€935 EUR
View
A
Retailer 8
-
HK$7,861 HKD
$1,002 USD
View
A
Retailer 9
-
HK$7,867 HKD
£790 GBP
View
A
Retailer 10
-
HK$8,722 HKD
ZAR 17,959 ZAR
View
B+
Retailer 11
-
HK$9,737 HKD
$1,241 USD
View
B+
Retailer 12
-
HK$11,847 HKD
$1,510 USD
View
B+
Retailer 13
-
HK$14,826 HKD
£1,488 GBP
View
B+
Retailer 14
-
HK$16,012 HKD
SGD 2,758 SGD
View
B+
Retailer 15
-
HK$16,500 HKD
$2,103 USD
View
B
Retailer 16
-
HK$16,617 HKD
$2,118 USD
View
B
Retailer 17
-
HK$17,700 HKD
$2,256 USD
View
B
Retailer 18
-
HK$21,213 HKD
£2,129 GBP
View
B
Retailer 19
-
HK$23,302 HKD
$2,970 USD
View
Most Expensive
Rare Carat
PD-248168 · Oct 18
HK$29,343 HKD
$3,740 USD
View
Price last confirmed 13 days ago
19 more retailers have this diamond
Prices start from HK$4,095 HKDSave up to HK$19,206 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
1.63ct Radiant
HK$4,095 HKD