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Marquise|Natural|GIA

1.03ct K SI2 Marquise Natural Diamond

EX • K/SI2 • GIA 6551278764

Certificate GIA 6551278764

Diamond specifications and retailer prices

From HK$8,927 HKD
As of November 6, 2026
Save HK$19,123 HKD (68%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$28,050 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 K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6551278764. Listed at 17 retailers as of November 5, 2026, with prices from HK$8,927 to HK$28,050, a HK$19,123 spread on the same certified stone. NZ Jewellers lists it at HK$28,050. 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
K
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551278764
Dimensions10.35 × 5.16 × 3.31 mm
L/W Ratio2.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Indented Natural, Natural
Top View
10.35 mm5.16 mm1.03 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551278764
Side View
Table 61.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 64.1%

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$11,764 HKD|Low: HK$8,927 HKD|High: HK$20,252 HKD|Avg: HK$13,152 HKD|-1.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 8HK$8,927 HKD
Retailer 7HK$9,217 HKD
Retailer 1HK$11,764 HKD
Retailer 9HK$12,007 HKD
Retailer 2HK$12,030 HKD
Retailer 3HK$12,697 HKD
Retailer 5HK$12,697 HKD
Retailer 10HK$15,165 HKD
Retailer 4HK$15,926 HKD
Retailer 6HK$20,095 HKD

29 data points across 10 retailers

17 retailersHK$8,927 HKD to HK$28,050 HKD

A
Cheapest Retailer
-
HK$8,927 HKD
A
Retailer 2
-
HK$9,217 HKD
View
A
Retailer 3
-
HK$10,659 HKD
View
B+
Retailer 4
-
HK$11,497 HKD
View
Retailer 5
-
HK$11,497 HKD
View
Price last confirmed 8 days ago
A
Retailer 6
-
HK$11,764 HKD
View
A
Retailer 7
-
HK$12,007 HKD
View
B+
Retailer 8
-
HK$12,030 HKD
View
B+
Retailer 9
-
HK$12,266 HKD
View
B+
Retailer 10
-
HK$12,697 HKD
View
A
Retailer 11
-
HK$12,697 HKD
View
B+
Retailer 12
-
HK$13,269 HKD
View
B+
Retailer 13
-
HK$15,165 HKD
View
B+
Retailer 14
-
HK$15,926 HKD
View
B+
Retailer 15
-
HK$17,579 HKD
View
B+
Retailer 16
-
HK$20,095 HKD
View
Most Expensive
B
NZ Jewellers
bd7bb135-aa6a-4cf1-ab98-94b077c77aa8 · Nov 5
HK$28,050 HKD
$3,579 USD
View
16 more retailers have this diamond
Prices start from HK$8,927 HKDSave up to HK$19,123 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
1.03ct Marquise
HK$8,927 HKD