CaratHunter
Plans
Cushion|Lab Grown|IGI

4.05ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG743562558

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG743562558

Diamond specifications and retailer prices

From HK$9,965 HKD
$1,270 USD
As of October 31, 2026
Save HK$62,141 HKD (86%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$72,106 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

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 LG743562558 or 743562558. Listed at 11 retailers as of October 31, 2026, with prices from HK$9,965 to HK$72,106, a HK$62,141 spread on the same certified stone. Brilliant Earth lists it at HK$72,106. 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
Crown angle36.4°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743562558
Dimensions9.14 × 8.93 × 6.00 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.14 mm8.93 mm4.05 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743562558
Side View
Table 58.0%Crown 36.4°Girdle: MED-THKPavilion 36.7°Culet: 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 31
Current: HK$72,106 HKD|Low: HK$7,077 HKD|High: HK$72,106 HKD|Avg: HK$30,504 HKD|+1.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 4HK$7,077 HKD
Retailer 7HK$9,965 HKD
Retailer 8HK$11,973 HKD
Retailer 10HK$12,774 HKD
Retailer 2HK$14,244 HKD
Retailer 11HK$16,100 HKD
Retailer 12HK$24,328 HKD
Retailer 5HK$31,807 HKD
Retailer 3HK$38,933 HKD
Retailer 9HK$60,076 HKD
Retailer 6HK$65,044 HKD
Brilliant EarthHK$72,106 HKD

30 data points across 12 retailers

11 retailersHK$9,965 HKD to HK$72,106 HKD

A
Cheapest Retailer
-
HK$9,965 HKD
$1,270 USD
A
Retailer 2
-
HK$11,973 HKD
$1,526 USD
View
Retailer 3
-
HK$12,774 HKD
$1,628 USD
View
Price last confirmed 11 days ago
A
Retailer 4
-
HK$14,244 HKD
€1,729 EUR
View
Retailer 5
-
HK$16,100 HKD
$2,052 USD
View
Price last confirmed 10 days ago
Retailer 6
-
HK$24,328 HKD
$3,101 USD
View
Price last confirmed 7 days ago
B
Retailer 7
-
HK$31,807 HKD
£3,192 GBP
View
Retailer 8
-
HK$38,933 HKD
A$7,634 AUD
View
Price last confirmed 31 days ago
B
Retailer 9
-
HK$60,076 HKD
$7,657 USD
View
B
Retailer 10
-
HK$65,044 HKD
$8,290 USD
View
Most Expensive
B
Brilliant Earth
20595519A · Nov 2
HK$72,106 HKD
$9,190 USD
View
10 more retailers have this diamond
Prices start from HK$9,965 HKDSave up to HK$62,141 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$9,965 HKD