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Marquise|Natural|GIA

0.53ct I SI1 Marquise Natural Diamond

EX • I/SI1 • GIA 6551657449

Certificate GIA 6551657449

Diamond specifications and retailer prices

From HK$3,770 HKD
As of November 6, 2026
Save HK$9,076 HKD (71%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$12,845 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.53ct natural marquise diamond

This 0.53ct natural marquise sits in the half to three-quarter 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 6551657449. Listed at 14 retailers as of November 5, 2026, with prices from HK$3,770 to HK$12,845, a HK$9,076 spread on the same certified stone. NZ Jewellers lists it at HK$12,845. 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

0.53
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6551657449
Dimensions7.80 × 4.34 × 2.71 mm
L/W Ratio1.80
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal
Top View
7.80 mm4.34 mm0.53 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6551657449
Side View
Table 63.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 62.4%

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$12,845 HKD|Low: HK$3,770 HKD|High: HK$13,394 HKD|Avg: HK$5,847 HKD|-4.1%
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
November 6, 2026
Retailer 12HK$3,770 HKD
Retailer 13HK$4,099 HKD
Retailer 5HK$4,373 HKD
Retailer 14HK$4,389 HKD
Retailer 10HK$4,412 HKD
Retailer 7HK$4,444 HKD
Retailer 4HK$4,459 HKD
Retailer 11HK$4,726 HKD
Retailer 2HK$5,000 HKD
Retailer 8HK$5,047 HKD
Retailer 3HK$5,502 HKD
Retailer 6HK$6,419 HKD
Retailer 9HK$9,444 HKD
NZ JewellersHK$12,845 HKD

34 data points across 14 retailers

14 retailersHK$3,770 HKD to HK$12,845 HKD

A
Cheapest Retailer
-
HK$3,770 HKD
Final sale: no returns
A
Retailer 2
-
HK$4,099 HKD
View
A
Retailer 3
-
HK$4,373 HKD
View
A
Retailer 4
-
HK$4,389 HKD
View
A
Retailer 5
-
HK$4,412 HKD
View
A
Retailer 6
-
HK$4,444 HKD
View
Retailer 7
-
HK$4,459 HKD
View
Price last confirmed 9 days ago
A
Retailer 8
-
HK$4,726 HKD
View
A
Retailer 9
-
HK$5,000 HKD
View
A
Retailer 10
-
HK$5,047 HKD
View
B+
Retailer 11
-
HK$5,502 HKD
View
Retailer 12
-
HK$6,419 HKD
View
Price last confirmed 34 days ago
B
Retailer 13
-
HK$9,444 HKD
View
Most Expensive
B
NZ Jewellers
638f8074-8ac3-4f19-a6b3-2002f86476d3 · Nov 5
HK$12,845 HKD
$1,639 USD
View
13 more retailers have this diamond
Prices start from HK$3,770 HKDSave up to HK$9,076 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
0.53ct Marquise
HK$3,770 HKD