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Cushion|Lab Grown|IGI

11.29ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG617440174

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG617440174

Diamond specifications and retailer prices

From HK$16,521 HKD
£1,658 GBP
As of November 2, 2026
Save HK$151,386 HKD (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$167,907 HKD at Brilliant Earth · As of October 10, 2026
View at Brilliant Earth

About this 11.29ct lab-grown cushion diamond

This 11.29ct lab-grown cushion 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 LG617440174 or 617440174. Listed at 21 retailers as of November 2, 2026, with a 916% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

11.29
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG617440174
Dimensions12.81 × 12.60 × 7.90 mm
L/W Ratio1.02
Girdle conditionFaceted
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
12.81 mm12.60 mm11.29 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG617440174
Side View
Table 65.0%Crown 39°Girdle: MED-VTKPavilion 34.9°Culet: NoneDepth 62.7%

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 2
Current: HK$167,907 HKD|Low: HK$16,521 HKD|High: HK$167,907 HKD|Avg: HK$42,113 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
November 2, 2026
Retailer 9HK$16,521 HKD
Retailer 5HK$19,858 HKD
Retailer 6HK$20,572 HKD
Retailer 15HK$21,851 HKD
Retailer 7HK$24,566 HKD
Retailer 10HK$28,087 HKD
Retailer 14HK$29,407 HKD
Retailer 2HK$29,737 HKD
Retailer 8HK$31,051 HKD
Retailer 13HK$31,846 HKD
Retailer 11HK$38,112 HKD
Retailer 4HK$54,931 HKD
Retailer 3HK$58,112 HKD
Retailer 12HK$67,488 HKD
Brilliant EarthHK$167,907 HKD

41 data points across 15 retailers

21 retailersHK$16,521 HKD to HK$167,907 HKD

A
Cheapest Retailer
-
HK$16,521 HKD
£1,658 GBP
A
Retailer 2
-
HK$19,858 HKD
$2,531 USD
View
Final sale: no returns
Retailer 3
-
HK$20,572 HKD
$2,622 USD
View
Price last confirmed 22 days ago
A
Retailer 4
-
HK$21,851 HKD
$2,785 USD
View
A
Retailer 5
-
HK$24,566 HKD
$3,131 USD
View
A
Retailer 6
-
HK$28,087 HKD
£2,819 GBP
View
A
Retailer 7
-
HK$29,407 HKD
$3,748 USD
View
A
Retailer 8
-
HK$29,737 HKD
$3,790 USD
View
A
Retailer 9
-
HK$31,051 HKD
€3,769 EUR
View
A
Retailer 10
-
HK$31,846 HKD
ZAR 65,570 ZAR
View
B+
Retailer 11
-
HK$38,112 HKD
A$7,473 AUD
View
B+
Retailer 12
-
HK$38,981 HKD
£3,912 GBP
View
B+
Retailer 13
-
HK$51,059 HKD
$6,508 USD
View
B+
Retailer 14
-
HK$54,931 HKD
$7,001 USD
View
B+
Retailer 15
-
HK$58,112 HKD
$7,407 USD
View
B
Retailer 16
-
HK$65,240 HKD
$8,315 USD
View
B+
Retailer 17
-
HK$67,488 HKD
A$13,233 AUD
View
B
Retailer 18
-
HK$71,869 HKD
$9,160 USD
View
B
Retailer 19
-
HK$75,401 HKD
$9,610 USD
View
B
Retailer 20
-
HK$167,907 HKD
$21,400 USD
View
Most Expensive
Brilliant Earth
16032382A · Oct 10
HK$167,907 HKD
$21,400 USD
View
Price last confirmed 23 days ago
20 more retailers have this diamond
Prices start from HK$16,521 HKDSave up to HK$151,386 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
11.29ct Cushion
HK$16,521 HKD