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Radiant|Lab Grown|IGI

15.05ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG779643416

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

Certificate IGI LG779643416

Diamond specifications and retailer prices

From HK$26,413 HKD
As of November 1, 2026
Save HK$92,220 HKD (78%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$118,633 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 15.05ct lab-grown radiant diamond

This 15.05ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG779643416 or 779643416. Listed at 9 retailers as of November 1, 2026, with prices from HK$26,413 to HK$118,633, a HK$92,220 spread on the same certified stone. Brilliant Earth lists it at HK$118,633. 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

15.05
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.1°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779643416
Dimensions17.97 × 11.93 × 7.88 mm
L/W Ratio1.51
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.97 mm11.93 mm15.05 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779643416
Side View
Table 68.0%Crown 47.1°Girdle: Slightly ThickPavilion 38.9°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 1
Current: HK$118,633 HKD|Low: HK$26,413 HKD|High: HK$231,146 HKD|Avg: HK$64,817 HKD|-48.7%
Brilliant Earth
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
November 2, 2026
Retailer 8HK$26,413 HKD
Retailer 11HK$26,755 HKD
Retailer 13HK$30,725 HKD
Retailer 2HK$34,437 HKD
Retailer 10HK$37,439 HKD
Retailer 4HK$38,760 HKD
Retailer 5HK$40,046 HKD
Retailer 14HK$41,013 HKD
Retailer 12HK$51,196 HKD
Retailer 6HK$88,301 HKD
Retailer 3HK$94,453 HKD
Retailer 9HK$111,517 HKD
Retailer 7HK$112,238 HKD
Brilliant EarthHK$118,633 HKD

14 data points across 14 retailers

9 retailersHK$26,413 HKD to HK$118,633 HKD

A
Cheapest Retailer
-
HK$26,413 HKD
Retailer 2
-
HK$26,755 HKD
$3,410 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
HK$34,437 HKD
€4,180 EUR
View
Retailer 4
-
HK$41,013 HKD
ZAR 84,446 ZAR
View
Price last confirmed 41 days ago
Retailer 5
-
HK$51,196 HKD
$6,525 USD
View
Price last confirmed 39 days ago
Retailer 6
-
HK$88,301 HKD
A$17,314 AUD
View
Price last confirmed 122 days ago
B
Retailer 7
-
HK$111,517 HKD
$14,213 USD
View
B
Retailer 8
-
HK$112,238 HKD
$14,305 USD
View
Most Expensive
B
Brilliant Earth
18005485A · Nov 2
HK$118,633 HKD
$15,120 USD
View
8 more retailers have this diamond
Prices start from HK$26,413 HKDSave up to HK$92,220 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
15.05ct Radiant
HK$26,413 HKD