Radiant|Lab Grown|IGI

12.63ct F VS2 Radiant Lab Grown Diamond

EX • F/VS2 • IGI LG618403861

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

Certificate IGI LG618403861

Diamond specifications and retailer prices

From HK$21,145 HKD
£2,122 GBP
As of November 2, 2026
Save HK$139,857 HKD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$161,002 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 12.63ct lab-grown radiant diamond

This 12.63ct 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 LG618403861 or 618403861. Listed at 20 retailers as of November 2, 2026, with prices from HK$21,145 to HK$161,002, a HK$139,857 spread on the same certified stone. Brilliant Earth lists it at HK$161,002. 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

12.63
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle29.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618403861
Dimensions11.00 × 11.00 × 7.45 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
11.00 mm11.00 mm12.63 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618403861
Side View
Table 68.0%Crown 45.7°Girdle: MED-STKPavilion 29.6°Culet: NoneDepth 67.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$161,002 HKD|Low: HK$21,138 HKD|High: HK$161,002 HKD|Avg: HK$46,721 HKD
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
Retailer 15
Retailer 16
November 2, 2026
Retailer 10HK$21,145 HKD
Retailer 16HK$22,699 HKD
Retailer 6HK$25,421 HKD
Retailer 3HK$26,332 HKD
Retailer 8HK$26,332 HKD
Retailer 14HK$26,363 HKD
Retailer 2HK$33,942 HKD
Retailer 11HK$35,281 HKD
Retailer 5HK$36,186 HKD
Retailer 4HK$40,933 HKD
Retailer 9HK$41,703 HKD
Retailer 15HK$62,886 HKD
Retailer 12HK$70,854 HKD
Retailer 7HK$73,215 HKD
Retailer 13HK$78,273 HKD
Brilliant EarthHK$161,002 HKD

37 data points across 16 retailers

20 retailersHK$21,145 HKD to HK$161,002 HKD

A
Cheapest Retailer
-
HK$21,145 HKD
£2,122 GBP
Retailer 2
-
HK$22,699 HKD
$2,893 USD
View
Price last confirmed 12 days ago
Retailer 3
-
HK$24,692 HKD
$3,147 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
HK$25,421 HKD
$3,240 USD
View
Final sale: no returns
Retailer 5
-
HK$26,332 HKD
$3,356 USD
View
Price last confirmed 21 days ago
Retailer 6
-
HK$26,332 HKD
$3,356 USD
View
Price last confirmed 11 days ago
A
Retailer 7
-
HK$26,363 HKD
$3,360 USD
View
A
Retailer 8
-
HK$29,839 HKD
$3,803 USD
View
A
Retailer 9
-
HK$33,942 HKD
$4,326 USD
View
B+
Retailer 10
-
HK$35,281 HKD
£3,541 GBP
View
Retailer 11
-
HK$36,186 HKD
$4,612 USD
View
Price last confirmed 11 days ago
B+
Retailer 12
-
HK$40,933 HKD
$5,217 USD
View
B+
Retailer 13
-
HK$41,703 HKD
€5,062 EUR
View
B+
Retailer 14
-
HK$45,438 HKD
£4,560 GBP
View
B
Retailer 15
-
HK$62,886 HKD
$8,015 USD
View
B
Retailer 16
-
HK$70,854 HKD
A$13,893 AUD
View
B
Retailer 17
-
HK$73,215 HKD
$9,331 USD
View
B
Retailer 18
-
HK$78,273 HKD
$9,976 USD
View
B
Retailer 19
-
HK$91,724 HKD
$11,690 USD
View
Most Expensive
B
Brilliant Earth
20601945A · Nov 2
HK$161,002 HKD
$20,520 USD
View
19 more retailers have this diamond
Prices start from HK$21,145 HKDSave up to HK$139,857 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
12.63ct Radiant
HK$21,145 HKD