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Cushion|Lab Grown|IGI

1.50ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG825633292

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

Certificate IGI LG825633292

Diamond specifications and retailer prices

From HK$5,217 HKD
$665 USD
As of October 30, 2026
Save HK$29,068 HKD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$34,286 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.5ct lab-grown cushion diamond

This 1.5ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825633292 or 825633292. Listed at 15 retailers as of October 30, 2026, with prices from HK$5,217 to HK$34,286, a HK$29,068 spread on the same certified stone. Brilliant Earth lists it at HK$34,286. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825633292
Dimensions6.67 × 6.56 × 4.20 mm
L/W Ratio1.02
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
6.67 mm6.56 mm1.50 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825633292
Side View
Table 67.0%Crown 33.4°Girdle: MED-THKPavilion 38.6°Culet: NoneDepth 64.0%

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 30
Current: HK$34,286 HKD|Low: HK$5,217 HKD|High: HK$34,286 HKD|Avg: HK$14,822 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
Retailer 14
Retailer 15
November 1, 2026
Retailer 14HK$5,217 HKD
Retailer 8HK$6,111 HKD
Retailer 11HK$6,787 HKD
Retailer 4HK$7,752 HKD
Retailer 5HK$8,018 HKD
Retailer 6HK$8,622 HKD
Retailer 9HK$8,964 HKD
Retailer 10HK$9,655 HKD
Retailer 12HK$13,463 HKD
Retailer 13HK$18,445 HKD
Retailer 7HK$18,698 HKD
Retailer 15HK$19,230 HKD
Retailer 3HK$20,909 HKD
Retailer 2HK$25,089 HKD
Brilliant EarthHK$34,286 HKD

41 data points across 15 retailers

15 retailersHK$5,217 HKD to HK$34,286 HKD

A
Cheapest Retailer
-
HK$5,217 HKD
$665 USD
Final sale: no returns
A
Retailer 2
-
HK$6,111 HKD
£613 GBP
View
A
Retailer 3
-
HK$6,787 HKD
$865 USD
View
A
Retailer 4
-
HK$7,752 HKD
$988 USD
View
A
Retailer 5
-
HK$8,018 HKD
$1,022 USD
View
A
Retailer 6
-
HK$8,622 HKD
$1,099 USD
View
A
Retailer 7
-
HK$8,964 HKD
£900 GBP
View
A
Retailer 8
-
HK$9,655 HKD
€1,172 EUR
View
B+
Retailer 9
-
HK$13,463 HKD
A$2,640 AUD
View
B+
Retailer 10
-
HK$18,445 HKD
$2,351 USD
View
B+
Retailer 11
-
HK$18,698 HKD
$2,383 USD
View
B
Retailer 12
-
HK$19,230 HKD
$2,451 USD
View
Retailer 13
-
HK$20,909 HKD
$2,665 USD
View
Price last confirmed 13 days ago
B+
Retailer 14
-
HK$25,089 HKD
£2,518 GBP
View
Most Expensive
B
Brilliant Earth
21322873A · Oct 31
HK$34,286 HKD
$4,370 USD
View
14 more retailers have this diamond
Prices start from HK$5,217 HKDSave up to HK$29,068 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
1.50ct Cushion
HK$5,217 HKD