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Cushion|Lab Grown|IGI

1.65ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG809691799

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG809691799

Diamond specifications and retailer prices

From HK$1,985 HKD
$253 USD
As of October 31, 2026
Save HK$6,967 HKD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$8,952 HKD at Brilliance · As of October 30, 2026
View at Brilliance

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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG809691799 or 809691799. Listed at 14 retailers as of October 30, 2026, with prices from HK$1,985 to HK$8,952, a HK$6,967 spread on the same certified stone. Brilliance lists it at HK$8,952. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle38.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG809691799
Dimensions8.38 × 6.07 × 4.06 mm
L/W Ratio1.38
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.38 mm6.07 mm1.65 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG809691799
Side View
Table 60.0%Crown 36.1°Girdle: THK-VTKPavilion 38.5°Culet: NoneDepth 66.9%

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: Oct 31
Current: HK$8,952 HKD|Low: HK$1,985 HKD|High: HK$9,258 HKD|Avg: HK$5,417 HKD|-3.3%
Brilliance
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 31, 2026
Retailer 12HK$1,985 HKD
Retailer 9HK$2,205 HKD
Retailer 3HK$3,742 HKD
Retailer 7HK$3,782 HKD
Retailer 2HK$4,109 HKD
Retailer 11HK$4,731 HKD
Retailer 10HK$4,817 HKD
Retailer 8HK$5,141 HKD
Retailer 4HK$7,164 HKD
Retailer 13HK$7,489 HKD
Retailer 5HK$8,695 HKD
Retailer 6HK$8,868 HKD
BrillianceHK$8,952 HKD

43 data points across 13 retailers

14 retailersHK$1,985 HKD to HK$8,952 HKD

A
Cheapest Retailer
-
HK$1,985 HKD
$253 USD
Final sale: no returns
A
Retailer 2
-
HK$2,205 HKD
$281 USD
View
B+
Retailer 3
-
HK$3,742 HKD
$477 USD
View
A
Retailer 4
-
HK$3,782 HKD
ZAR 7,788 ZAR
View
A
Retailer 5
-
HK$4,109 HKD
£412 GBP
View
A
Retailer 6
-
HK$4,731 HKD
$603 USD
View
A
Retailer 7
-
HK$4,817 HKD
$614 USD
View
A
Retailer 8
-
HK$5,141 HKD
A$1,008 AUD
View
B+
Retailer 9
-
HK$7,164 HKD
SGD 1,234 SGD
View
B+
Retailer 10
-
HK$7,489 HKD
$955 USD
View
B
Retailer 11
-
HK$8,630 HKD
$1,100 USD
View
Retailer 12
-
HK$8,695 HKD
A$1,705 AUD
View
Price last confirmed 26 days ago
B+
Retailer 13
-
HK$8,868 HKD
£890 GBP
View
Most Expensive
B
Brilliance
D42940830 · Oct 30
HK$8,952 HKD
$1,141 USD
View
13 more retailers have this diamond
Prices start from HK$1,985 HKDSave up to HK$6,967 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$1,985 HKD