Cushion|Lab Grown|IGI

4.09ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG805640050

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG805640050

Diamond specifications and retailer prices

From HK$42,942 HKD
$5,473 USD
As of October 27, 2026
25 retailers carry this diamond
Most expensive: HK$71,400 HKD at Yadav Diamonds · As of October 21, 2026
View at Yadav Diamonds

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 LG805640050 or 805640050. Listed at 25 retailers as of October 27, 2026. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805640050
Dimensions11.14 × 8.51 × 5.54 mm
L/W Ratio1.31
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.14 mm8.51 mm4.09 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805640050
Side View
Table 60.0%Crown 35.2°Girdle: MED-STKPavilion 35.6°Culet: NoneDepth 65.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 27
Current: HK$14,625 HKD|Low: HK$8,427 HKD|High: HK$71,400 HKD|Avg: HK$26,803 HKD|+6.6%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Yadav Diamonds
October 26, 2026
Retailer 15HK$9,015 HKD
Retailer 5HK$9,164 HKD
Retailer 7HK$9,870 HKD
Retailer 22HK$10,043 HKD
Retailer 1HK$14,625 HKD
Retailer 16HK$15,006 HKD
Retailer 18HK$15,258 HKD
Retailer 9HK$15,951 HKD
Retailer 4HK$16,940 HKD
Retailer 20HK$21,330 HKD
Retailer 21HK$21,654 HKD
Retailer 6HK$24,568 HKD
Retailer 2HK$25,324 HKD
Retailer 8HK$26,747 HKD
Retailer 14HK$27,861 HKD
Retailer 11HK$27,916 HKD
Retailer 17HK$29,904 HKD
Retailer 19HK$32,544 HKD
Retailer 12HK$35,657 HKD
Retailer 3HK$42,942 HKD
Retailer 13HK$60,671 HKD
Retailer 10HK$61,984 HKD
Yadav DiamondsHK$71,400 HKD

22 data points across 23 retailers

25 retailers

Retailer 1
-
HK$9,164 HKD
$1,168 USD
Price last confirmed 16 days ago
Retailer 2
-
HK$9,870 HKD
$1,258 USD
View
Price last confirmed 7 days ago
Retailer 3
-
HK$10,043 HKD
$1,280 USD
View
Price last confirmed 7 days ago
Retailer 4
-
HK$14,625 HKD
$1,864 USD
View
Price last confirmed 7 days ago
Retailer 5
-
HK$15,006 HKD
£1,506 GBP
View
Price last confirmed 8 days ago
Retailer 6
-
HK$15,258 HKD
€1,852 EUR
View
Price last confirmed 8 days ago
Retailer 7
-
HK$15,951 HKD
$2,033 USD
View
Price last confirmed 8 days ago
Retailer 8
-
HK$16,940 HKD
$2,159 USD
View
Price last confirmed 8 days ago
Retailer 9
-
HK$21,330 HKD
ZAR 43,918 ZAR
View
Price last confirmed 9 days ago
Retailer 10
-
HK$21,654 HKD
A$4,246 AUD
View
Price last confirmed 12 days ago
Retailer 11
-
HK$24,568 HKD
$3,131 USD
View
Price last confirmed 10 days ago
Retailer 12
-
HK$25,324 HKD
CA$4,483 CAD
View
Price last confirmed 7 days ago
Retailer 13
-
HK$26,747 HKD
$3,409 USD
View
Price last confirmed 7 days ago
Retailer 14
-
HK$27,861 HKD
£2,796 GBP
View
Price last confirmed 8 days ago
Retailer 15
-
HK$27,916 HKD
$3,558 USD
View
Price last confirmed 9 days ago
Retailer 16
-
HK$29,904 HKD
£3,001 GBP
View
Price last confirmed 8 days ago
Retailer 17
-
HK$32,544 HKD
£3,266 GBP
View
Price last confirmed 8 days ago
Retailer 18
-
HK$35,657 HKD
$4,545 USD
View
Price last confirmed 8 days ago
Retailer 19
-
HK$39,214 HKD
A$7,689 AUD
View
Price last confirmed 122 days ago
Retailer 20
-
HK$39,270 HKD
$5,005 USD
View
Price last confirmed 54 days ago
B
Retailer 21
-
HK$42,942 HKD
$5,473 USD
View
Retailer 22
-
HK$60,671 HKD
$7,733 USD
View
Price last confirmed 8 days ago
Retailer 23
-
HK$61,984 HKD
$7,900 USD
View
Price last confirmed 8 days ago
Retailer 24
-
HK$63,553 HKD
$8,100 USD
View
Price last confirmed 40 days ago
Most Expensive
Yadav Diamonds
13305977 · Oct 21
HK$71,400 HKD
$9,100 USD
View
Price last confirmed 12 days ago
24 more retailers have this diamond
Prices start from HK$42,942 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$42,942 HKD