CaratHunter
Plans
Marquise|Natural|GIA

1.03ct H SI1 Marquise Natural Diamond

ID • H/SI1 • GIA 1559696271

Certificate GIA 1559696271

Diamond specifications and retailer prices

From HK$25,738 HKD
As of November 6, 2026
Save HK$22,681 HKD (47%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$48,419 HKD at NZ Jewellers · As of November 3, 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 H 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 1559696271. Listed at 8 retailers as of November 3, 2026, with prices from HK$25,738 to HK$48,419, a HK$22,681 spread on the same certified stone. NZ Jewellers lists it at HK$48,419. 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
H
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.28°
Pavilion angle39.09°
OriginNatural
Grading LabGIA
CertificateGIA 1559696271
Dimensions10.57 × 5.37 × 3.12 mm
L/W Ratio1.97
Girdle conditionVery Thick
Key to symbols
Crystal, Feather, Cloud, Needle
Top View
10.57 mm5.37 mm1.03 ctH / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 1559696271
Side View
Table 62.0%Crown 34.28°Girdle: THK-VTKPavilion 39.09°Culet: NoneDepth 58.1%

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$48,419 HKD|Low: HK$25,738 HKD|High: HK$48,419 HKD|Avg: HK$32,398 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 7HK$25,738 HKD
Retailer 2HK$27,102 HKD
Retailer 6HK$27,791 HKD
Retailer 4HK$28,450 HKD
Retailer 8HK$28,450 HKD
Retailer 5HK$28,857 HKD
Retailer 3HK$46,476 HKD
NZ JewellersHK$48,419 HKD

12 data points across 8 retailers

8 retailersHK$25,738 HKD to HK$48,419 HKD

B+
Cheapest Retailer
-
HK$25,738 HKD
B+
Retailer 2
-
HK$27,102 HKD
View
B+
Retailer 3
-
HK$27,791 HKD
View
B+
Retailer 4
-
HK$28,450 HKD
View
B
Retailer 5
-
HK$28,450 HKD
View
B+
Retailer 6
-
HK$28,857 HKD
View
B
Retailer 7
-
HK$46,476 HKD
View
Most Expensive
B
NZ Jewellers
8abead3f-97db-4291-8655-981400cffd61 · Nov 3
HK$48,419 HKD
$6,178 USD
View
7 more retailers have this diamond
Prices start from HK$25,738 HKDSave up to HK$22,681 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$25,738 HKD