Radiant|Lab Grown|IGI

12.60ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG717520590

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

Certificate IGI LG717520590

Diamond specifications and retailer prices

From HK$29,377 HKD
$3,744 USD
As of October 29, 2026
Save HK$74,732 HKD (72%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$104,109 HKD at Taylor and Hart · As of October 27, 2026
View at Taylor and Hart

About this 12.6ct lab-grown radiant diamond

This 12.6ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG717520590 or 717520590. Listed at 15 retailers as of October 27, 2026, with prices from HK$29,377 to HK$104,109, a HK$74,732 spread on the same certified stone. Taylor and Hart lists it at HK$104,109. 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

12.60
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle30.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG717520590
Dimensions17.13 × 11.55 × 7.25 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.13 mm11.55 mm12.60 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG717520590
Side View
Table 69.0%Crown 38.3°Girdle: MediumPavilion 30.5°Culet: NoneDepth 62.8%

Caratlytics Score

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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: Oct 29
Current: HK$47,099 HKD|Low: HK$20,879 HKD|High: HK$104,109 HKD|Avg: HK$56,546 HKD|+4.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Taylor and Hart
October 29, 2026
Retailer 3HK$29,377 HKD
Retailer 4HK$30,036 HKD
Retailer 5HK$40,442 HKD
Retailer 9HK$41,970 HKD
Retailer 6HK$41,978 HKD
Retailer 12HK$45,320 HKD
Retailer 1HK$47,099 HKD
Retailer 2HK$47,227 HKD
Retailer 7HK$56,800 HKD
Retailer 10HK$75,903 HKD
Retailer 11HK$76,181 HKD
Retailer 8HK$87,534 HKD
Taylor and HartHK$104,109 HKD

42 data points across 13 retailers

15 retailersHK$29,377 HKD to HK$104,109 HKD

Retailer 1
-
HK$24,857 HKD
$3,168 USD
Price last confirmed 25 days ago
A
Retailer 2
-
HK$29,377 HKD
$3,744 USD
View
Final sale: no returns
Retailer 3
-
HK$30,036 HKD
$3,828 USD
View
Price last confirmed 25 days ago
Retailer 4
-
HK$30,036 HKD
$3,828 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
HK$40,442 HKD
£4,058 GBP
View
A
Retailer 6
-
HK$41,970 HKD
$5,349 USD
View
A
Retailer 7
-
HK$41,978 HKD
$5,350 USD
View
B+
Retailer 8
-
HK$45,320 HKD
£4,548 GBP
View
B+
Retailer 9
-
HK$47,099 HKD
ZAR 96,972 ZAR
View
A
Retailer 10
-
HK$47,227 HKD
$6,019 USD
View
Retailer 11
-
HK$56,800 HKD
A$11,137 AUD
View
Price last confirmed 7 days ago
B
Retailer 12
-
HK$75,903 HKD
$9,674 USD
View
B+
Retailer 13
-
HK$76,181 HKD
$9,709 USD
View
B
Retailer 14
-
HK$87,534 HKD
$11,156 USD
View
Most Expensive
B
Taylor and Hart
W8G0RC3 · Oct 27
HK$104,109 HKD
$13,268 USD
View
14 more retailers have this diamond
Prices start from HK$29,377 HKDSave up to HK$74,732 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
12.60ct Radiant
HK$29,377 HKD