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Cushion|Lab Grown|IGI

4.05ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1

Diamond specifications and retailer prices

From HK$9,514 HKD
£955 GBP
As of October 30, 2026
Save HK$32,180 HKD (77%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: HK$41,694 HKD at The Diamond Guys · As of November 3, 2026
View at The Diamond Guys

About this 4.05ct lab-grown cushion diamond

This 4.05ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI. Listed at 5 retailers as of October 30, 2026, with prices from HK$9,514 to HK$41,694, a HK$32,180 spread on the same certified stone. The Diamond Guys lists it at HK$41,694. 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

4.05
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions9.14 × 8.93 × 6.00 mm
L/W Ratio1.02
Top View
9.14 mm8.93 mm4.05 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 58.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 67.2%

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: Oct 30
Current: HK$23,640 HKD|Low: HK$9,509 HKD|High: HK$44,487 HKD|Avg: HK$20,432 HKD|-6.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
The Diamond Guys
November 2, 2026
Retailer 3HK$9,514 HKD
Retailer 2HK$9,588 HKD
Retailer 4HK$13,189 HKD
Retailer 1HK$23,640 HKD
The Diamond GuysHK$41,694 HKD

18 data points across 5 retailers

5 retailersHK$9,514 HKD to HK$41,694 HKD

A
Cheapest Retailer
-
HK$9,514 HKD
£955 GBP
A
Retailer 2
-
HK$9,588 HKD
$1,222 USD
View
Retailer 3
-
HK$13,189 HKD
$1,681 USD
View
Price last confirmed 11 days ago
B+
Retailer 4
-
HK$23,640 HKD
CA$4,185 CAD
View
Most Expensive
B
The Diamond Guys
1966981331 · Nov 3
HK$41,694 HKD
$5,314 USD
View
4 more retailers have this diamond
Prices start from HK$9,514 HKDSave up to HK$32,180 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
4.05ct Cushion
HK$9,514 HKD