CaratHunter
Plans
Cushion|Lab Grown|IGI

1.63ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG647479173

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG647479173

Diamond specifications and retailer prices

From HK$1,844 HKD
$235 USD
As of October 28, 2026
Save HK$9,455 HKD (84%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$11,299 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.63ct lab-grown cushion diamond

This 1.63ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG647479173 or 647479173. Listed at 15 retailers as of October 28, 2026, with prices from HK$1,844 to HK$11,299, a HK$9,455 spread on the same certified stone. Brilliant Earth lists it at HK$11,299. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG647479173
Dimensions8.06 × 5.96 × 4.16 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.06 mm5.96 mm1.63 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG647479173
Side View
Table 62.0%Crown 39.7°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 69.8%

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 28
Current: HK$11,299 HKD|Low: HK$1,310 HKD|High: HK$12,240 HKD|Avg: HK$6,022 HKD|-7.7%
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
October 30, 2026
Retailer 9HK$1,844 HKD
Retailer 13HK$3,060 HKD
Retailer 6HK$3,113 HKD
Retailer 4HK$3,601 HKD
Retailer 7HK$3,658 HKD
Retailer 2HK$4,271 HKD
Retailer 3HK$4,680 HKD
Retailer 11HK$5,924 HKD
Retailer 12HK$7,501 HKD
Retailer 10HK$8,396 HKD
Retailer 14HK$8,942 HKD
Retailer 8HK$9,088 HKD
Retailer 5HK$9,634 HKD
Brilliant EarthHK$11,299 HKD

42 data points across 14 retailers

15 retailersHK$1,844 HKD to HK$11,299 HKD

A
Cheapest Retailer
-
HK$1,844 HKD
$235 USD
Final sale: no returns
B+
Retailer 2
-
HK$3,060 HKD
$390 USD
View
A
Retailer 3
-
HK$3,113 HKD
View
A
Retailer 4
-
HK$3,601 HKD
$459 USD
View
A
Retailer 5
-
HK$3,658 HKD
€444 EUR
View
A
Retailer 6
-
HK$4,271 HKD
£429 GBP
View
A
Retailer 7
-
HK$4,680 HKD
$596 USD
View
B+
Retailer 8
-
HK$5,924 HKD
$755 USD
View
B+
Retailer 9
-
HK$7,501 HKD
$956 USD
View
Retailer 10
-
HK$8,396 HKD
$1,070 USD
View
Price last confirmed 11 days ago
B
Retailer 11
-
HK$8,622 HKD
$1,099 USD
View
B
Retailer 12
-
HK$8,942 HKD
SGD 1,540 SGD
View
B+
Retailer 13
-
HK$9,088 HKD
£912 GBP
View
B
Retailer 14
-
HK$9,634 HKD
$1,228 USD
View
Most Expensive
B
Brilliant Earth
13185356Y · Oct 29
HK$11,299 HKD
$1,440 USD
View
14 more retailers have this diamond
Prices start from HK$1,844 HKDSave up to HK$9,455 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
1.63ct Cushion
HK$1,844 HKD