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Marquise|Natural|IGI

1.21ct J SI2 Marquise Natural Diamond

VG • J/SI2 • IGI 819641563

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 819641563

Diamond specifications and retailer prices

From HK$12,728 HKD
As of November 6, 2026
Save HK$8,260 HKD (39%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$20,988 HKD at Wholesale Diamonds Direct · As of November 6, 2026
View at Wholesale Diamonds Direct

About this 1.21ct natural marquise diamond

This 1.21ct natural marquise sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 819641563. Listed at 7 retailers as of November 6, 2026, with prices from HK$12,728 to HK$20,988, a HK$8,260 spread on the same certified stone. Wholesale Diamonds Direct lists it at HK$20,988. 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
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle39.4°
OriginNatural
Grading LabIGI
CertificateIGI 819641563
Dimensions10.66 × 5.64 × 3.42 mm
L/W Ratio1.89
Girdle conditionFaceted
Top View
10.66 mm5.64 mm1.21 ctJ / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 819641563
Side View
Table 60.0%Crown 38.9°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 60.6%

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: Nov 6
Current: HK$12,728 HKD|Low: HK$11,090 HKD|High: HK$23,555 HKD|Avg: HK$16,852 HKD|-10.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Wholesale Diamonds Direct
November 6, 2026
Retailer 7HK$11,090 HKD
Retailer 1HK$12,728 HKD
Retailer 3HK$12,783 HKD
Retailer 5HK$13,128 HKD
Retailer 4HK$16,796 HKD
Retailer 8HK$17,783 HKD
Retailer 2HK$17,846 HKD
Wholesale Diamonds DirectHK$20,988 HKD
Retailer 6HK$21,741 HKD

32 data points across 9 retailers

7 retailersHK$12,728 HKD to HK$20,988 HKD

A
Cheapest Retailer
-
HK$12,728 HKD
A
Retailer 2
-
HK$12,783 HKD
View
A
Retailer 3
-
HK$13,128 HKD
View
B+
Retailer 4
-
HK$16,796 HKD
View
B+
Retailer 5
-
HK$17,783 HKD
View
B+
Retailer 6
-
HK$17,846 HKD
View
Most Expensive
B+
Wholesale Diamonds Direct
570706547 · Nov 6
HK$20,988 HKD
$2,678 USD
View
6 more retailers have this diamond
Prices start from HK$12,728 HKDSave up to HK$8,260 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
1.21ct Marquise
HK$12,728 HKD