Cushion|Lab Grown|IGI

4.10ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG833685485

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG833685485

Diamond specifications and retailer prices

From HK$22,880 HKD
£2,296 GBP
As of October 26, 2026
Save HK$130,739 HKD (85%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$153,619 HKD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 4.1ct lab-grown cushion diamond

This 4.1ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG833685485 or 833685485. Listed at 12 retailers as of October 26, 2026, with prices from HK$22,880 to HK$153,619, a HK$130,739 spread on the same certified stone. Brilliant Earth lists it at HK$153,619. 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

4.10
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG833685485
Dimensions11.31 × 8.20 × 5.42 mm
L/W Ratio1.38
Girdle conditionFaceted
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
11.31 mm8.20 mm4.10 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG833685485
Side View
Table 59.0%Crown 35.2°Girdle: MED-THKPavilion 37.6°Culet: NoneDepth 66.1%

Caratlytics Score

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A+
Exceptional
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 26
Current: HK$153,619 HKD|Low: HK$22,875 HKD|High: HK$153,619 HKD|Avg: HK$76,073 HKD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 26, 2026
Retailer 7HK$22,880 HKD
Retailer 8HK$26,126 HKD
Retailer 11HK$32,905 HKD
Retailer 2HK$38,687 HKD
Retailer 9HK$44,683 HKD
Retailer 12HK$52,056 HKD
Retailer 10HK$60,131 HKD
Retailer 13HK$71,362 HKD
Retailer 4HK$73,365 HKD
Retailer 3HK$122,908 HKD
Retailer 6HK$147,421 HKD
Retailer 5HK$151,610 HKD
Brilliant EarthHK$153,619 HKD

25 data points across 13 retailers

12 retailersHK$22,880 HKD to HK$153,619 HKD

A+
Cheapest Retailer
-
HK$22,880 HKD
£2,296 GBP
A
Retailer 2
-
HK$26,126 HKD
$3,330 USD
View
A
Retailer 3
-
HK$32,905 HKD
$4,194 USD
View
A
Retailer 4
-
HK$38,687 HKD
$4,931 USD
View
A
Retailer 5
-
HK$44,683 HKD
€5,424 EUR
View
Retailer 6
-
HK$52,056 HKD
$6,635 USD
View
Price last confirmed 11 days ago
Retailer 7
-
HK$60,131 HKD
A$11,791 AUD
View
Price last confirmed 8 days ago
Retailer 8
-
HK$71,362 HKD
£7,162 GBP
View
Price last confirmed 11 days ago
Retailer 9
-
HK$73,365 HKD
$9,351 USD
View
Price last confirmed 14 days ago
Retailer 10
-
HK$122,908 HKD
A$24,101 AUD
View
Price last confirmed 22 days ago
B
Retailer 11
-
HK$147,421 HKD
$18,790 USD
View
Most Expensive
B
Brilliant Earth
22166860Y · Oct 26
HK$153,619 HKD
$19,580 USD
View
11 more retailers have this diamond
Prices start from HK$22,880 HKDSave up to HK$130,739 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+
4.10ct Cushion
HK$22,880 HKD