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Princess|Lab Grown|IGI

1.63ct J SI1 Princess Lab Grown Diamond

ID • J/SI1 • IGI LG436073778

Shape and cutting style on the report: Princess cut

Certificate IGI LG436073778

Diamond specifications and retailer prices

From HK$7,218 HKD
$920 USD
As of October 30, 2026
Save HK$28,324 HKD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$35,542 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 1.63ct lab-grown princess diamond

This 1.63ct lab-grown princess sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436073778 or 436073778. Listed at 11 retailers as of October 29, 2026, with prices from HK$7,218 to HK$35,542, a HK$28,324 spread on the same certified stone. MOH London lists it at HK$35,542. 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
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle43.5°
Pavilion angle37.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436073778
Dimensions6.55 × 6.45 × 4.42 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
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Top View
6.55 mm6.45 mm1.63 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG436073778
Side View
Table 72.5%Crown 43.5°Girdle: MED-STKPavilion 37.4°Culet: NoneDepth 68.5%

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$35,542 HKD|Low: HK$7,218 HKD|High: HK$35,771 HKD|Avg: HK$17,570 HKD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2HK$7,218 HKD
Retailer 3HK$9,485 HKD
Retailer 5HK$10,623 HKD
Retailer 9HK$10,851 HKD
Retailer 6HK$12,357 HKD
Retailer 8HK$15,589 HKD
Retailer 4HK$17,449 HKD
Retailer 7HK$21,074 HKD
Retailer 10HK$31,506 HKD
MOH LondonHK$35,542 HKD

13 data points across 10 retailers

11 retailersHK$7,218 HKD to HK$35,542 HKD

A
Cheapest Retailer
-
HK$7,218 HKD
$920 USD
B+
Retailer 2
-
HK$9,485 HKD
$1,209 USD
View
A
Retailer 3
-
HK$10,317 HKD
$1,315 USD
View
B+
Retailer 4
-
HK$10,623 HKD
$1,354 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$11,000 HKD
$1,402 USD
View
Retailer 6
-
HK$11,000 HKD
$1,402 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
HK$12,357 HKD
$1,575 USD
View
B
Retailer 8
-
HK$17,449 HKD
$2,224 USD
View
B
Retailer 9
-
HK$20,618 HKD
$2,628 USD
View
B
Retailer 10
-
HK$21,074 HKD
$2,686 USD
View
Most Expensive
B
MOH London
LG436073778 · Oct 29
HK$35,542 HKD
£3,567 GBP
View
10 more retailers have this diamond
Prices start from HK$7,218 HKDSave up to HK$28,324 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 Princess
HK$7,218 HKD