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Cushion|Lab Grown|IGI

4.09ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG799698168

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG799698168

Diamond specifications and retailer prices

From HK$19,152 HKD
$2,441 USD
As of November 2, 2026
Save HK$52,875 HKD (73%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$98,741 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 4.09ct lab-grown cushion diamond

This 4.09ct 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 LG799698168 or 799698168. Listed at 18 retailers as of November 2, 2026, with a 276% 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

4.09
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799698168
Dimensions10.74 × 8.34 × 5.56 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.74 mm8.34 mm4.09 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799698168
Side View
Table 63.0%Crown 37.4°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 66.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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$28,628 HKD|Low: HK$24,762 HKD|High: HK$152,136 HKD|Avg: HK$48,801 HKD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 3HK$24,762 HKD
Retailer 12HK$25,649 HKD
Retailer 11HK$26,912 HKD
Retailer 1HK$28,628 HKD
Retailer 5HK$36,045 HKD
Retailer 6HK$37,248 HKD
Retailer 4HK$48,906 HKD
Retailer 9HK$50,097 HKD
Retailer 10HK$60,239 HKD
Retailer 8HK$60,720 HKD
Retailer 2HK$64,503 HKD
Retailer 7HK$71,745 HKD
Retailer 13HK$72,027 HKD

42 data points across 13 retailers

18 retailersHK$19,152 HKD to HK$72,027 HKD

B+
Cheapest Retailer
-
HK$19,152 HKD
$2,441 USD
B+
Retailer 2
-
HK$24,762 HKD
$3,156 USD
View
Final sale: no returns
Retailer 3
-
HK$25,649 HKD
$3,269 USD
View
Price last confirmed 21 days ago
B+
Retailer 4
-
HK$26,912 HKD
$3,430 USD
View
B+
Retailer 5
-
HK$28,628 HKD
£2,873 GBP
View
B
Retailer 6
-
HK$36,045 HKD
$4,594 USD
View
B
Retailer 7
-
HK$37,248 HKD
£3,738 GBP
View
B
Retailer 8
-
HK$48,906 HKD
£4,908 GBP
View
B
Retailer 9
-
HK$50,097 HKD
A$9,823 AUD
View
B
Retailer 10
-
HK$60,239 HKD
ZAR 124,031 ZAR
View
B
Retailer 11
-
HK$60,720 HKD
A$11,906 AUD
View
B
Retailer 12
-
HK$64,503 HKD
$8,221 USD
View
B
Retailer 13
-
HK$70,608 HKD
$8,999 USD
View
B
Retailer 14
-
HK$71,745 HKD
£7,200 GBP
View
B
Retailer 15
-
HK$72,027 HKD
$9,180 USD
View
Most Expensive
Taylor and Hart
HBOUW3M · Oct 31
HK$98,741 HKD
$12,585 USD
View
Price under review
15 more retailers have this diamond
Prices start from HK$19,152 HKDSave up to HK$52,875 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.

B+
4.09ct Cushion
HK$19,152 HKD