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Cushion|Lab Grown|IGI

11.05ct E VS1 Cushion Lab Grown Diamond

EX • E/VS1 • IGI LG717520203

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG717520203

Diamond specifications and retailer prices

From HK$13,655 HKD
£1,370 GBP
As of October 30, 2026
Save HK$51,833 HKD (79%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$65,488 HKD at Adiamor · As of October 31, 2026
View at Adiamor

About this 11.05ct lab-grown cushion diamond

This 11.05ct lab-grown cushion 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 LG717520203 or 717520203. Listed at 12 retailers as of October 30, 2026, with prices from HK$13,655 to HK$65,488, a HK$51,833 spread on the same certified stone. Adiamor lists it at HK$65,488. 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

11.05
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG717520203
Dimensions16.40 × 11.38 × 7.21 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.40 mm11.38 mm11.05 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG717520203
Side View
Table 65.0%Crown 34.2°Girdle: STK-THKPavilion 33.9°Culet: NoneDepth 63.4%

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 30
Current: HK$65,488 HKD|Low: HK$13,609 HKD|High: HK$72,470 HKD|Avg: HK$31,906 HKD|-0.3%
Adiamor
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 2HK$13,655 HKD
Retailer 3HK$16,366 HKD
Retailer 10HK$16,955 HKD
Retailer 9HK$17,417 HKD
Retailer 5HK$23,306 HKD
Retailer 7HK$24,243 HKD
Retailer 6HK$26,241 HKD
Retailer 8HK$31,460 HKD
Retailer 4HK$35,034 HKD
Retailer 11HK$45,678 HKD
Retailer 12HK$59,385 HKD
AdiamorHK$65,488 HKD

34 data points across 12 retailers

12 retailersHK$13,655 HKD to HK$65,488 HKD

A
Cheapest Retailer
-
HK$13,655 HKD
£1,370 GBP
A
Retailer 2
-
HK$16,366 HKD
$2,086 USD
View
Final sale: no returns
Retailer 3
-
HK$16,955 HKD
$2,161 USD
View
Price last confirmed 18 days ago
A
Retailer 4
-
HK$17,417 HKD
$2,220 USD
View
A
Retailer 5
-
HK$23,306 HKD
£2,339 GBP
View
B+
Retailer 6
-
HK$24,243 HKD
$3,090 USD
View
A
Retailer 7
-
HK$26,241 HKD
ZAR 54,033 ZAR
View
Retailer 8
-
HK$31,460 HKD
A$6,169 AUD
View
Price last confirmed 8 days ago
A
Retailer 9
-
HK$35,034 HKD
£3,516 GBP
View
B+
Retailer 10
-
HK$45,678 HKD
$5,822 USD
View
B+
Retailer 11
-
HK$59,385 HKD
$7,569 USD
View
Most Expensive
B+
Adiamor
D-69052335 · Oct 31
HK$65,488 HKD
$8,347 USD
View
11 more retailers have this diamond
Prices start from HK$13,655 HKDSave up to HK$51,833 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
11.05ct Cushion
HK$13,655 HKD