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Cushion|Lab Grown|IGI

1.65ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG550256516

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG550256516

Diamond specifications and retailer prices

From HK$1,977 HKD
$252 USD
As of October 30, 2026
Save HK$9,399 HKD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$11,376 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.65ct lab-grown cushion diamond

This 1.65ct 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 LG550256516 or 550256516. Listed at 16 retailers as of October 29, 2026, with prices from HK$1,977 to HK$11,376, a HK$9,399 spread on the same certified stone. Brilliant Earth lists it at HK$11,376. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.65
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle31.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG550256516
Dimensions6.60 × 6.47 × 4.31 mm
L/W Ratio1.02
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
6.60 mm6.47 mm1.65 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG550256516
Side View
Table 60.5%Crown 36.6°Girdle: STK-THKPavilion 31.5°Culet: NoneDepth 66.6%

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$11,376 HKD|Low: HK$1,977 HKD|High: HK$11,925 HKD|Avg: HK$5,587 HKD|-4.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 3HK$1,977 HKD
Retailer 11HK$2,189 HKD
Retailer 6HK$2,942 HKD
Retailer 8HK$3,551 HKD
Retailer 2HK$4,088 HKD
Retailer 4HK$4,500 HKD
Retailer 12HK$4,809 HKD
Retailer 5HK$5,382 HKD
Retailer 7HK$8,190 HKD
Retailer 10HK$8,513 HKD
Retailer 9HK$8,798 HKD
Brilliant EarthHK$11,376 HKD

45 data points across 12 retailers

16 retailersHK$1,977 HKD to HK$11,376 HKD

A
Cheapest Retailer
-
HK$1,977 HKD
$252 USD
Final sale: no returns
A
Retailer 2
-
HK$2,189 HKD
$279 USD
View
B+
Retailer 3
-
HK$2,942 HKD
$375 USD
View
A
Retailer 4
-
HK$3,551 HKD
€431 EUR
View
A
Retailer 5
-
HK$4,088 HKD
£410 GBP
View
A
Retailer 6
-
HK$4,500 HKD
$574 USD
View
A
Retailer 7
-
HK$4,676 HKD
$596 USD
View
A
Retailer 8
-
HK$4,809 HKD
$613 USD
View
A
Retailer 9
-
HK$5,382 HKD
$686 USD
View
B+
Retailer 10
-
HK$7,459 HKD
$951 USD
View
B+
Retailer 11
-
HK$8,190 HKD
A$1,606 AUD
View
Retailer 12
-
HK$8,513 HKD
$1,085 USD
View
Price last confirmed 12 days ago
B
Retailer 13
-
HK$8,609 HKD
£864 GBP
View
B+
Retailer 14
-
HK$8,798 HKD
£883 GBP
View
B
Retailer 15
-
HK$9,998 HKD
$1,274 USD
View
Most Expensive
B
Brilliant Earth
10789636A · Oct 29
HK$11,376 HKD
$1,450 USD
View
15 more retailers have this diamond
Prices start from HK$1,977 HKDSave up to HK$9,399 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
1.65ct Cushion
HK$1,977 HKD