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Marquise|Natural|GIA

1.00ct G SI2 Marquise Natural Diamond

ID • G/SI2 • GIA 2566164747

Certificate GIA 2566164747

Diamond specifications and retailer prices

From HK$18,355 HKD
As of November 6, 2026
Save HK$24,178 HKD (57%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$42,534 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural marquise diamond

This 1ct natural marquise sits in the classic one-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2566164747. Listed at 13 retailers as of November 5, 2026, with prices from HK$18,355 to HK$42,534, a HK$24,178 spread on the same certified stone. NZ Jewellers lists it at HK$42,534. 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

1.00
Carat
G
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2566164747
Dimensions10.10 × 5.18 × 3.24 mm
L/W Ratio1.95
Culet sizeNone
Key to symbols
Feather, Crystal, Needle, Indented Natural
Top View
10.10 mm5.18 mm1.00 ctG / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2566164747
Side View
Table 60.0%CrownGirdle: THK-XTKPavilionCulet: NoneDepth 62.6%

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$42,534 HKD|Low: HK$18,214 HKD|High: HK$42,957 HKD|Avg: HK$26,285 HKD|-0.8%
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 8HK$18,355 HKD
Retailer 2HK$18,371 HKD
Retailer 9HK$21,396 HKD
Retailer 3HK$22,533 HKD
Retailer 4HK$22,956 HKD
Retailer 6HK$24,006 HKD
Retailer 11HK$24,414 HKD
Retailer 10HK$25,354 HKD
Retailer 13HK$25,573 HKD
Retailer 12HK$26,200 HKD
Retailer 5HK$28,168 HKD
Retailer 7HK$40,715 HKD
NZ JewellersHK$42,534 HKD

38 data points across 13 retailers

13 retailersHK$18,355 HKD to HK$42,534 HKD

A
Cheapest Retailer
-
HK$18,355 HKD
A
Retailer 2
-
HK$18,371 HKD
View
Retailer 3
-
HK$21,396 HKD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
HK$22,533 HKD
View
Final sale: no returns
B+
Retailer 5
-
HK$22,956 HKD
View
B+
Retailer 6
-
HK$24,006 HKD
View
B+
Retailer 7
-
HK$24,414 HKD
View
B+
Retailer 8
-
HK$25,354 HKD
View
Retailer 9
-
HK$25,573 HKD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
HK$26,200 HKD
View
B+
Retailer 11
-
HK$28,168 HKD
View
B
Retailer 12
-
HK$40,715 HKD
View
Most Expensive
B
NZ Jewellers
9ad33332-9428-4058-956d-41d16507bde1 · Nov 5
HK$42,534 HKD
$5,427 USD
View
12 more retailers have this diamond
Prices start from HK$18,355 HKDSave up to HK$24,178 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
1.00ct Marquise
HK$18,355 HKD