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Princess|Natural|IGI

1.21ct J SI1 Princess Natural Diamond

GD • J/SI1 • IGI 262780393

Shape and cutting style on the report: Princess cut

Certificate IGI 262780393

Diamond specifications and retailer prices

From HK$10,863 HKD
As of November 6, 2026
Save HK$9,532 HKD (47%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$20,395 HKD at MOH London · As of November 4, 2026
View at MOH London

About this 1.21ct natural princess diamond

This 1.21ct natural princess sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI 262780393. Listed at 4 retailers as of November 4, 2026, with prices from HK$10,863 to HK$20,395, a HK$9,532 spread on the same certified stone. MOH London lists it at HK$20,395. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.21
Carat
J
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishGood
SymmetryGood
FluorescenceNone
Crown angle48.7°
Pavilion angle40.2°
OriginNatural
Grading LabIGI
CertificateIGI 262780393
Dimensions5.73 × 5.68 × 4.25 mm
L/W Ratio1.01
Culet sizePointed
Top View
5.73 mm5.68 mm1.21 ctJ / SI1
OriginNatural
CutGood
PolishGood
SymmetryGood
FluorescenceNone
CertificateIGI 262780393
Side View
Table 72.0%Crown 48.7°Girdle: THN-STKPavilion 40.2°Culet: NoneDepth 74.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$20,395 HKD|Low: HK$10,863 HKD|High: HK$25,312 HKD|Avg: HK$16,608 HKD|-18.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
November 6, 2026
Retailer 4HK$10,863 HKD
Retailer 3HK$12,454 HKD
Retailer 2HK$15,455 HKD
MOH LondonHK$20,395 HKD

38 data points across 4 retailers

4 retailersHK$10,863 HKD to HK$20,395 HKD

B+
Cheapest Retailer
-
HK$10,863 HKD
B+
Retailer 2
-
HK$12,454 HKD
View
B
Retailer 3
-
HK$15,455 HKD
View
Most Expensive
C
MOH London
C48AFFBAA · Nov 4
HK$20,395 HKD
£2,049 GBP
View
3 more retailers have this diamond
Prices start from HK$10,863 HKDSave up to HK$9,532 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.

B+
1.21ct Princess
HK$10,863 HKD