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Cushion|Lab Grown|IGI

10.11ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG678548665

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG678548665

Diamond specifications and retailer prices

From HK$12,810 HKD
£1,286 GBP
As of November 1, 2026
Save HK$55,918 HKD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$68,728 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 10.11ct lab-grown cushion diamond

This 10.11ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG678548665 or 678548665. Listed at 16 retailers as of October 31, 2026, with prices from HK$12,810 to HK$68,728, a HK$55,918 spread on the same certified stone. Brilliant Earth lists it at HK$68,728. 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

10.11
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678548665
Dimensions14.80 × 11.23 × 7.60 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.80 mm11.23 mm10.11 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678548665
Side View
Table 61.0%Crown 37.4°Girdle: MED-THKPavilion 36.2°Culet: NoneDepth 67.7%

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$68,728 HKD|Low: HK$12,810 HKD|High: HK$68,728 HKD|Avg: HK$30,709 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 11HK$12,810 HKD
Retailer 8HK$14,428 HKD
Retailer 16HK$15,691 HKD
Retailer 6HK$16,570 HKD
Retailer 2HK$20,335 HKD
Retailer 15HK$22,221 HKD
Retailer 7HK$22,243 HKD
Retailer 10HK$22,588 HKD
Retailer 12HK$26,595 HKD
Retailer 3HK$34,675 HKD
Retailer 4HK$36,161 HKD
Retailer 9HK$43,230 HKD
Retailer 14HK$47,153 HKD
Retailer 5HK$47,956 HKD
Retailer 13HK$50,431 HKD
Brilliant EarthHK$68,728 HKD

36 data points across 16 retailers

16 retailersHK$12,810 HKD to HK$68,728 HKD

A
Cheapest Retailer
-
HK$12,810 HKD
£1,286 GBP
Retailer 2
-
HK$14,428 HKD
$1,839 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
HK$15,691 HKD
$2,000 USD
View
A
Retailer 4
-
HK$16,570 HKD
View
A
Retailer 5
-
HK$20,335 HKD
£2,041 GBP
View
A
Retailer 6
-
HK$22,221 HKD
ZAR 45,756 ZAR
View
A
Retailer 7
-
HK$22,243 HKD
€2,700 EUR
View
B+
Retailer 8
-
HK$22,588 HKD
$2,879 USD
View
A
Retailer 9
-
HK$26,595 HKD
A$5,215 AUD
View
B+
Retailer 10
-
HK$34,675 HKD
£3,480 GBP
View
B+
Retailer 11
-
HK$36,161 HKD
$4,609 USD
View
B+
Retailer 12
-
HK$43,230 HKD
$5,510 USD
View
B+
Retailer 13
-
HK$47,153 HKD
$6,010 USD
View
B+
Retailer 14
-
HK$47,956 HKD
SGD 8,260 SGD
View
B+
Retailer 15
-
HK$50,431 HKD
$6,428 USD
View
Most Expensive
B
Brilliant Earth
22254928A · Oct 31
HK$68,728 HKD
$8,760 USD
View
15 more retailers have this diamond
Prices start from HK$12,810 HKDSave up to HK$55,918 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
10.11ct Cushion
HK$12,810 HKD