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Cushion|Lab Grown|IGI

1.55ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG500164809

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG500164809

Diamond specifications and retailer prices

From HK$2,691 HKD
$343 USD
As of October 30, 2026
Save HK$9,306 HKD (78%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$15,848 HKD at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 1.55ct lab-grown cushion diamond

This 1.55ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG500164809 or 500164809. Listed at 15 retailers as of October 29, 2026, with a 346% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500164809
Dimensions6.52 × 6.43 × 4.26 mm
L/W Ratio1.01
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
6.52 mm6.43 mm1.55 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500164809
Side View
Table 61.5%Crown 39.1°Girdle: THN-VTKPavilion 34.4°Culet: NoneDepth 66.3%

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$15,848 HKD|Low: HK$2,691 HKD|High: HK$15,848 HKD|Avg: HK$6,448 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 30, 2026
Retailer 13HK$2,691 HKD
Retailer 11HK$2,974 HKD
Retailer 2HK$4,299 HKD
Retailer 10HK$4,315 HKD
Retailer 5HK$4,433 HKD
Retailer 8HK$4,869 HKD
Retailer 6HK$5,281 HKD
Retailer 4HK$5,610 HKD
Retailer 7HK$8,246 HKD
Retailer 3HK$9,533 HKD
Retailer 12HK$10,482 HKD
Retailer 9HK$11,997 HKD
Brilliant EarthHK$15,848 HKD

41 data points across 13 retailers

15 retailersHK$2,691 HKD to HK$11,997 HKD

A
Cheapest Retailer
-
HK$2,691 HKD
$343 USD
Final sale: no returns
Retailer 2
-
HK$2,974 HKD
$379 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
HK$4,299 HKD
$548 USD
View
A
Retailer 4
-
HK$4,315 HKD
$550 USD
View
A
Retailer 5
-
HK$4,433 HKD
$565 USD
View
A
Retailer 6
-
HK$4,869 HKD
€591 EUR
View
B+
Retailer 7
-
HK$5,281 HKD
£530 GBP
View
B+
Retailer 8
-
HK$5,610 HKD
$715 USD
View
B+
Retailer 9
-
HK$8,246 HKD
A$1,617 AUD
View
Retailer 10
-
HK$9,533 HKD
SGD 1,642 SGD
View
Price last confirmed 19 days ago
B
Retailer 11
-
HK$9,937 HKD
$1,267 USD
View
B
Retailer 12
-
HK$10,482 HKD
$1,336 USD
View
B
Retailer 13
-
HK$11,447 HKD
$1,459 USD
View
B
Retailer 14
-
HK$11,997 HKD
£1,204 GBP
View
Most Expensive
Brilliant Earth
20666714A · Oct 22
HK$15,848 HKD
$2,020 USD
View
Price last confirmed 8 days ago
14 more retailers have this diamond
Prices start from HK$2,691 HKDSave up to HK$9,306 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
1.55ct Cushion
HK$2,691 HKD