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Marquise|Natural|IGI

1.01ct J SI1 Marquise Natural Diamond

EX • J/SI1 • IGI 805693963

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 805693963

Diamond specifications and retailer prices

From HK$9,624 HKD
As of November 6, 2026
Save HK$19,695 HKD (67%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$29,320 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural marquise diamond

This 1.01ct natural marquise sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 805693963. Listed at 16 retailers as of November 5, 2026, with prices from HK$9,624 to HK$29,320, a HK$19,695 spread on the same certified stone. NZ Jewellers lists it at HK$29,320. 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

1.01
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle38.3°
Pavilion angle40°
OriginNatural
Grading LabIGI
CertificateIGI 805693963
Dimensions10.24 × 5.14 × 3.27 mm
L/W Ratio1.99
Girdle conditionFaceted
Top View
10.24 mm5.14 mm1.01 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 805693963
Side View
Table 61.0%Crown 38.3°Girdle: Slightly ThickPavilion 40°Culet: NoneDepth 63.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$29,320 HKD|Low: HK$9,624 HKD|High: HK$29,320 HKD|Avg: HK$14,517 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 2HK$9,624 HKD
Retailer 5HK$11,090 HKD
Retailer 6HK$11,654 HKD
Retailer 4HK$11,976 HKD
Retailer 3HK$12,023 HKD
Retailer 12HK$12,023 HKD
Retailer 13HK$12,571 HKD
Retailer 7HK$13,504 HKD
Retailer 10HK$13,872 HKD
Retailer 8HK$14,664 HKD
Retailer 11HK$16,404 HKD
Retailer 9HK$20,996 HKD
NZ JewellersHK$29,320 HKD

26 data points across 13 retailers

16 retailersHK$9,624 HKD to HK$29,320 HKD

A
Cheapest Retailer
-
HK$9,624 HKD
A
Retailer 2
-
HK$11,090 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$11,137 HKD
View
A
Retailer 4
-
HK$11,654 HKD
View
A
Retailer 5
-
HK$11,976 HKD
View
Retailer 6
-
HK$12,023 HKD
View
Price last confirmed 9 days ago
A
Retailer 7
-
HK$12,023 HKD
View
A
Retailer 8
-
HK$12,571 HKD
View
B+
Retailer 9
-
HK$12,697 HKD
View
B+
Retailer 10
-
HK$13,081 HKD
View
B+
Retailer 11
-
HK$13,504 HKD
View
A
Retailer 12
-
HK$13,872 HKD
View
A
Retailer 13
-
HK$14,664 HKD
View
B+
Retailer 14
-
HK$16,404 HKD
View
B
Retailer 15
-
HK$20,996 HKD
View
Most Expensive
B
NZ Jewellers
cedf99a2-de37-4dc7-a586-ecf45c7fde6b · Nov 5
HK$29,320 HKD
$3,741 USD
View
15 more retailers have this diamond
Prices start from HK$9,624 HKDSave up to HK$19,695 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
1.01ct Marquise
HK$9,624 HKD