CaratHunter
Plans
Cushion|Lab Grown|IGI

1.63ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG470141765

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG470141765

Diamond specifications and retailer prices

From HK$1,891 HKD
$241 USD
As of October 30, 2026
Save HK$14,114 HKD (88%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$16,005 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG470141765 or 470141765. Listed at 4 retailers as of October 30, 2026, with prices from HK$1,891 to HK$16,005, a HK$14,114 spread on the same certified stone. Do Amore Diamonds lists it at HK$16,005. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.63
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG470141765
Dimensions6.99 × 6.61 × 4.30 mm
L/W Ratio1.06
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
6.99 mm6.61 mm1.63 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG470141765
Side View
Table 64.0%Crown 33.5°Girdle: MED-THKPavilion 34.9°Culet: NoneDepth 65.1%

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$16,005 HKD|Low: HK$1,185 HKD|High: HK$16,162 HKD|Avg: HK$6,883 HKD|+6.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 26, 2026
Retailer 4HK$1,891 HKD
Retailer 3HK$3,554 HKD
Retailer 8HK$3,991 HKD
Retailer 7HK$4,551 HKD
Retailer 5HK$4,794 HKD
Retailer 6HK$6,392 HKD
Retailer 2HK$9,167 HKD
Retailer 9HK$11,847 HKD
Do Amore DiamondsHK$16,005 HKD

11 data points across 9 retailers

4 retailersHK$1,891 HKD to HK$16,005 HKD

A
Cheapest Retailer
-
HK$1,891 HKD
$241 USD
Final sale: no returns
B+
Retailer 2
-
HK$3,554 HKD
$453 USD
View
B
Retailer 3
-
HK$9,167 HKD
£920 GBP
View
Most Expensive
B
Do Amore Diamonds
27-03466DCAF · Oct 31
HK$16,005 HKD
$2,040 USD
View
3 more retailers have this diamond
Prices start from HK$1,891 HKDSave up to HK$14,114 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$1,891 HKD