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Marquise|Natural|GIA

1.02ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 6551717883

Certificate GIA 6551717883

Diamond specifications and retailer prices

From HK$20,667 HKD
As of November 6, 2026
Save HK$21,498 HKD (51%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$42,165 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.02ct natural marquise diamond

This 1.02ct natural marquise sits in the classic one-carat band, graded I 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 6551717883. Listed at 17 retailers as of November 5, 2026, with prices from HK$20,667 to HK$42,165, a HK$21,498 spread on the same certified stone. NZ Jewellers lists it at HK$42,165. 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

1.02
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551717883
Dimensions10.03 × 5.23 × 3.40 mm
L/W Ratio1.92
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather
Top View
10.03 mm5.23 mm1.02 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6551717883
Side View
Table 59.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 65.1%

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$42,165 HKD|Low: HK$20,471 HKD|High: HK$42,165 HKD|Avg: HK$26,579 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
Retailer 14
Retailer 15
November 6, 2026
Retailer 15HK$20,667 HKD
Retailer 12HK$21,678 HKD
Retailer 7HK$22,141 HKD
Retailer 10HK$22,141 HKD
Retailer 11HK$22,337 HKD
Retailer 2HK$23,473 HKD
Retailer 13HK$23,551 HKD
Retailer 4HK$24,202 HKD
Retailer 5HK$24,202 HKD
Retailer 8HK$25,009 HKD
Retailer 3HK$25,135 HKD
Retailer 14HK$25,848 HKD
Retailer 6HK$27,925 HKD
Retailer 9HK$40,355 HKD
NZ JewellersHK$42,165 HKD

44 data points across 15 retailers

17 retailersHK$20,667 HKD to HK$42,165 HKD

A
Cheapest Retailer
-
HK$20,667 HKD
B+
Retailer 2
-
HK$21,678 HKD
View
B+
Retailer 3
-
HK$22,141 HKD
View
Retailer 4
-
HK$22,141 HKD
View
Price last confirmed 10 days ago
B+
Retailer 5
-
HK$22,337 HKD
View
Final sale: no returns
B+
Retailer 6
-
HK$23,473 HKD
View
B+
Retailer 7
-
HK$23,551 HKD
View
B+
Retailer 8
-
HK$24,202 HKD
View
Retailer 9
-
HK$24,202 HKD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
HK$25,009 HKD
View
B+
Retailer 11
-
HK$25,135 HKD
View
B+
Retailer 12
-
HK$25,315 HKD
View
Retailer 13
-
HK$25,848 HKD
View
Price last confirmed 31 days ago
B
Retailer 14
-
HK$27,188 HKD
View
B+
Retailer 15
-
HK$27,925 HKD
View
B
Retailer 16
-
HK$40,355 HKD
View
Most Expensive
B
NZ Jewellers
b1497215-f6c5-4702-b222-76d3b901a1cd · Nov 5
HK$42,165 HKD
$5,380 USD
View
16 more retailers have this diamond
Prices start from HK$20,667 HKDSave up to HK$21,498 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
1.02ct Marquise
HK$20,667 HKD