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Cushion|Lab Grown|IGI

1.64ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG786680792

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG786680792

Diamond specifications and retailer prices

From HK$2,307 HKD
$294 USD
As of October 30, 2026
Save HK$18,171 HKD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$20,477 HKD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.64ct lab-grown cushion diamond

This 1.64ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG786680792 or 786680792. Listed at 15 retailers as of October 28, 2026, with prices from HK$2,307 to HK$20,477, a HK$18,171 spread on the same certified stone. Brilliant Earth lists it at HK$20,477. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
D
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786680792
Dimensions7.78 × 6.04 × 4.12 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.78 mm6.04 mm1.64 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786680792
Side View
Table 64.0%Crown 35.8°Girdle: STK-VTKPavilion 36.5°Culet: NoneDepth 68.2%

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$20,477 HKD|Low: HK$2,283 HKD|High: HK$22,203 HKD|Avg: HK$6,523 HKD|-5.1%
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
October 31, 2026
Retailer 11HK$2,307 HKD
Retailer 4HK$2,581 HKD
Retailer 8HK$3,884 HKD
Retailer 12HK$4,268 HKD
Retailer 6HK$4,371 HKD
Retailer 3HK$4,580 HKD
Retailer 10HK$4,660 HKD
Retailer 13HK$4,890 HKD
Retailer 9HK$5,264 HKD
Retailer 5HK$6,069 HKD
Retailer 14HK$8,633 HKD
Retailer 7HK$10,044 HKD
Retailer 2HK$10,074 HKD
Retailer 15HK$10,412 HKD
Brilliant EarthHK$20,477 HKD

40 data points across 15 retailers

15 retailersHK$2,307 HKD to HK$20,477 HKD

A
Cheapest Retailer
-
HK$2,307 HKD
$294 USD
Final sale: no returns
A
Retailer 2
-
HK$2,581 HKD
$329 USD
View
A
Retailer 3
-
HK$3,884 HKD
$495 USD
View
A
Retailer 4
-
HK$4,268 HKD
$544 USD
View
Retailer 5
-
HK$4,371 HKD
ZAR 9,001 ZAR
View
Price last confirmed 7 days ago
A
Retailer 6
-
HK$4,580 HKD
€556 EUR
View
A
Retailer 7
-
HK$4,660 HKD
$594 USD
View
A
Retailer 8
-
HK$4,890 HKD
£491 GBP
View
A
Retailer 9
-
HK$5,264 HKD
$671 USD
View
B+
Retailer 10
-
HK$6,069 HKD
A$1,190 AUD
View
B+
Retailer 11
-
HK$8,633 HKD
$1,100 USD
View
B
Retailer 12
-
HK$10,044 HKD
£1,008 GBP
View
B+
Retailer 13
-
HK$10,074 HKD
$1,284 USD
View
B+
Retailer 14
-
HK$10,412 HKD
£1,045 GBP
View
Most Expensive
B
Brilliant Earth
19825166A · Oct 28
HK$20,477 HKD
$2,610 USD
View
14 more retailers have this diamond
Prices start from HK$2,307 HKDSave up to HK$18,171 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
1.64ct Cushion
HK$2,307 HKD