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Marquise|Natural|GIA

1.03ct J SI1 Marquise Natural Diamond

EX • J/SI1 • GIA 6552665916

Certificate GIA 6552665916

Diamond specifications and retailer prices

From HK$16,725 HKD
As of November 6, 2026
Save HK$23,692 HKD (59%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$40,417 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.03ct natural marquise diamond

This 1.03ct 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 stated by the retailer rather than the lab and certified by GIA 6552665916. Listed at 17 retailers as of November 5, 2026, with prices from HK$16,725 to HK$40,417, a HK$23,692 spread on the same certified stone. NZ Jewellers lists it at HK$40,417. 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

1.03
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.85°
OriginNatural
Grading LabGIA
CertificateGIA 6552665916
Dimensions10.33 × 5.35 × 3.35 mm
L/W Ratio1.93
Culet sizeNone
Key to symbols
Crystal, Feather, Twinning Wisp, Cloud, Needle
Top View
10.33 mm5.35 mm1.03 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6552665916
Side View
Table 60.0%Crown 34.85°Girdle: MED-THKPavilionCulet: NDepth 62.6%

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$40,417 HKD|Low: HK$17,462 HKD|High: HK$41,899 HKD|Avg: HK$22,586 HKD|-3.5%
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
Retailer 14
Retailer 15
November 6, 2026
Retailer 3HK$17,462 HKD
Retailer 4HK$17,838 HKD
Retailer 2HK$18,755 HKD
Retailer 6HK$19,202 HKD
Retailer 7HK$19,335 HKD
Retailer 14HK$19,335 HKD
Retailer 5HK$20,228 HKD
Retailer 15HK$20,424 HKD
Retailer 10HK$20,456 HKD
Retailer 13HK$20,957 HKD
Retailer 12HK$22,305 HKD
Retailer 9HK$23,591 HKD
Retailer 8HK$23,998 HKD
Retailer 11HK$33,779 HKD
NZ JewellersHK$40,417 HKD

28 data points across 15 retailers

17 retailersHK$16,725 HKD to HK$40,417 HKD

B+
Cheapest Retailer
-
HK$16,725 HKD
B+
Retailer 2
-
HK$17,462 HKD
View
B+
Retailer 3
-
HK$17,838 HKD
View
Final sale: no returns
B+
Retailer 4
-
HK$18,755 HKD
View
B+
Retailer 5
-
HK$19,202 HKD
View
B+
Retailer 6
-
HK$19,335 HKD
View
Retailer 7
-
HK$19,335 HKD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
HK$20,228 HKD
View
B+
Retailer 9
-
HK$20,424 HKD
View
B+
Retailer 10
-
HK$20,456 HKD
View
B+
Retailer 11
-
HK$20,957 HKD
View
B+
Retailer 12
-
HK$22,305 HKD
View
Retailer 13
-
HK$23,246 HKD
View
Price last confirmed 31 days ago
B
Retailer 14
-
HK$23,591 HKD
View
B+
Retailer 15
-
HK$23,998 HKD
View
B
Retailer 16
-
HK$33,779 HKD
View
Most Expensive
B
NZ Jewellers
3d4f3ced-369d-481d-93f0-8ced17bbc1ae · Nov 5
HK$40,417 HKD
$5,157 USD
View
16 more retailers have this diamond
Prices start from HK$16,725 HKDSave up to HK$23,692 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+
1.03ct Marquise
HK$16,725 HKD