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Cushion|Lab Grown|IGI

1.53ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG726508509

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG726508509

Diamond specifications and retailer prices

From HK$4,041 HKD
$515 USD
As of November 1, 2026
Save HK$18,634 HKD (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$22,675 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.53ct lab-grown cushion diamond

This 1.53ct 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 LG726508509 or 726508509. Listed at 19 retailers as of November 1, 2026, with prices from HK$4,041 to HK$22,675, a HK$18,634 spread on the same certified stone. Brilliant Earth lists it at HK$22,675. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726508509
Dimensions7.52 × 6.23 × 4.23 mm
L/W Ratio1.21
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
7.52 mm6.23 mm1.53 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726508509
Side View
Table 60.0%Crown 35.3°Girdle: MED-STKPavilion 37°Culet: NoneDepth 67.9%

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 1
Current: HK$22,675 HKD|Low: HK$3,703 HKD|High: HK$28,403 HKD|Avg: HK$11,602 HKD|-20.2%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 2, 2026
Retailer 13HK$4,041 HKD
Retailer 19HK$4,720 HKD
Retailer 16HK$5,257 HKD
Retailer 3HK$5,790 HKD
Retailer 18HK$5,994 HKD
Retailer 15HK$6,566 HKD
Retailer 12HK$6,710 HKD
Retailer 2HK$7,081 HKD
Retailer 5HK$8,435 HKD
Retailer 7HK$9,508 HKD
Retailer 17HK$9,562 HKD
Retailer 9HK$13,460 HKD
Retailer 6HK$13,691 HKD
Retailer 8HK$14,045 HKD
Retailer 4HK$14,924 HKD
Retailer 14HK$15,086 HKD
Retailer 11HK$19,523 HKD
Retailer 10HK$20,321 HKD
Brilliant EarthHK$22,675 HKD

35 data points across 19 retailers

19 retailersHK$4,041 HKD to HK$22,675 HKD

A
Cheapest Retailer
-
HK$4,041 HKD
$515 USD
Final sale: no returns
A
Retailer 2
-
HK$4,720 HKD
View
A
Retailer 3
-
HK$5,257 HKD
$670 USD
View
A
Retailer 4
-
HK$5,790 HKD
$738 USD
View
A
Retailer 5
-
HK$5,994 HKD
$764 USD
View
A
Retailer 6
-
HK$6,566 HKD
€797 EUR
View
A
Retailer 7
-
HK$6,710 HKD
£673 GBP
View
A
Retailer 8
-
HK$7,081 HKD
ZAR 14,580 ZAR
View
A
Retailer 9
-
HK$8,435 HKD
$1,075 USD
View
A
Retailer 10
-
HK$9,508 HKD
$1,212 USD
View
A
Retailer 11
-
HK$9,562 HKD
A$1,875 AUD
View
B+
Retailer 12
-
HK$13,460 HKD
$1,716 USD
View
B+
Retailer 13
-
HK$13,691 HKD
SGD 2,358 SGD
View
B+
Retailer 14
-
HK$14,045 HKD
$1,790 USD
View
B+
Retailer 15
-
HK$14,924 HKD
$1,902 USD
View
B+
Retailer 16
-
HK$15,086 HKD
£1,514 GBP
View
Retailer 17
-
HK$19,523 HKD
A$3,828 AUD
View
Price last confirmed 28 days ago
Retailer 18
-
HK$20,321 HKD
$2,590 USD
View
Price last confirmed 14 days ago
Most Expensive
B
Brilliant Earth
15599248A · Nov 2
HK$22,675 HKD
$2,890 USD
View
18 more retailers have this diamond
Prices start from HK$4,041 HKDSave up to HK$18,634 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
1.53ct Cushion
HK$4,041 HKD