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Radiant|Lab Grown|IGI

16.80ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG579385502

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

Certificate IGI LG579385502

Diamond specifications and retailer prices

From HK$28,702 HKD
£2,880 GBP
As of November 2, 2026
Save HK$26,652 HKD (48%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$55,354 HKD at Loose Grown Diamond · As of November 1, 2026
View at Loose Grown Diamond

About this 16.8ct lab-grown radiant diamond

This 16.8ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG579385502 or 579385502. Listed at 5 retailers as of November 1, 2026, with prices from HK$28,702 to HK$55,354, a HK$26,652 spread on the same certified stone. Loose Grown Diamond lists it at HK$55,354. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

16.80
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle33.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579385502
Dimensions18.24 × 18.24 × 12.47 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
18.24 mm18.24 mm16.80 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG579385502
Side View
Table 65.0%Crown 45.7°Girdle: Slightly ThickPavilion 33.7°Culet: NoneDepth 66.1%

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: Nov 2
Current: HK$55,354 HKD|Low: HK$28,702 HKD|High: HK$155,196 HKD|Avg: HK$71,067 HKD|-15.0%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 2HK$28,702 HKD
Retailer 4HK$36,171 HKD
Retailer 6HK$40,784 HKD
Retailer 7HK$41,074 HKD
Retailer 5HK$41,879 HKD
Retailer 3HK$47,398 HKD
Loose Grown DiamondHK$55,354 HKD
Retailer 9HK$67,678 HKD
Retailer 8HK$150,295 HKD
Retailer 10HK$155,196 HKD

23 data points across 10 retailers

5 retailersHK$28,702 HKD to HK$55,354 HKD

A
Cheapest Retailer
-
HK$28,702 HKD
£2,880 GBP
A
Retailer 2
-
HK$36,171 HKD
$4,610 USD
View
B+
Retailer 3
-
HK$41,879 HKD
View
B+
Retailer 4
-
HK$47,398 HKD
$6,041 USD
View
Most Expensive
B+
Loose Grown Diamond
579385502 · Nov 1
HK$55,354 HKD
$7,055 USD
View
4 more retailers have this diamond
Prices start from HK$28,702 HKDSave up to HK$26,652 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
16.80ct Radiant
HK$28,702 HKD