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Cushion|Lab Grown|IGI

4.06ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG602366583

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG602366583

Diamond specifications and retailer prices

From HK$5,375 HKD
$685 USD
As of November 2, 2026
Save HK$19,419 HKD (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$24,794 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 4.06ct lab-grown cushion diamond

This 4.06ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG602366583 or 602366583. Listed at 8 retailers as of November 2, 2026, with prices from HK$5,375 to HK$24,794, a HK$19,419 spread on the same certified stone. Brilliant Earth lists it at HK$24,794. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

4.06
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29°
Pavilion angle39.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG602366583
Dimensions10.72 × 8.59 × 5.75 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
Top View
10.72 mm8.59 mm4.06 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG602366583
Side View
Table 66.0%Crown 29°Girdle: MED-THKPavilion 39.3°Culet: NoneDepth 66.9%

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$24,794 HKD|Low: HK$3,697 HKD|High: HK$46,841 HKD|Avg: HK$10,978 HKD|-47.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 7HK$3,697 HKD
Retailer 10HK$4,260 HKD
Retailer 5HK$5,375 HKD
Retailer 9HK$6,708 HKD
Retailer 4HK$6,920 HKD
Retailer 2HK$6,983 HKD
Retailer 8HK$7,524 HKD
Retailer 6HK$9,007 HKD
Retailer 3HK$15,664 HKD
Brilliant EarthHK$24,794 HKD

36 data points across 10 retailers

8 retailersHK$5,375 HKD to HK$24,794 HKD

A
Cheapest Retailer
-
HK$5,375 HKD
$685 USD
B+
Retailer 2
-
HK$6,708 HKD
$855 USD
View
A
Retailer 3
-
HK$6,920 HKD
€840 EUR
View
A
Retailer 4
-
HK$6,983 HKD
£701 GBP
View
A
Retailer 5
-
HK$7,524 HKD
$959 USD
View
A
Retailer 6
-
HK$9,007 HKD
$1,148 USD
View
B+
Retailer 7
-
HK$15,664 HKD
£1,572 GBP
View
Most Expensive
B
Brilliant Earth
8386158A · Nov 2
HK$24,794 HKD
$3,160 USD
View
7 more retailers have this diamond
Prices start from HK$5,375 HKDSave up to HK$19,419 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
4.06ct Cushion
HK$5,375 HKD