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Marquise|Natural|GIA

1.30ct K SI1 Marquise Natural Diamond

EX • K/SI1 • GIA 7551663028

Certificate GIA 7551663028

Diamond specifications and retailer prices

From HK$28,266 HKD
As of November 6, 2026
Save HK$29,569 HKD (51%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$57,835 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural marquise diamond

This 1.3ct natural marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7551663028. Listed at 11 retailers as of November 5, 2026, with prices from HK$28,266 to HK$57,835, a HK$29,569 spread on the same certified stone. NZ Jewellers lists it at HK$57,835. 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

1.30
Carat
K
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7551663028
Dimensions11.05 × 5.68 × 3.57 mm
L/W Ratio1.95
Culet sizeNone
Top View
11.05 mm5.68 mm1.30 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 7551663028
Side View
Table 58.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 62.9%

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$57,835 HKD|Low: HK$23,112 HKD|High: HK$57,835 HKD|Avg: HK$36,722 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
November 6, 2026
Retailer 4HK$23,112 HKD
Retailer 12HK$28,266 HKD
Retailer 10HK$29,741 HKD
Retailer 3HK$31,475 HKD
Retailer 11HK$32,346 HKD
Retailer 8HK$33,044 HKD
Retailer 9HK$33,044 HKD
Retailer 5HK$33,946 HKD
Retailer 2HK$35,570 HKD
Retailer 7HK$48,460 HKD
Retailer 6HK$55,364 HKD
NZ JewellersHK$57,835 HKD

28 data points across 12 retailers

11 retailersHK$28,266 HKD to HK$57,835 HKD

B+
Cheapest Retailer
-
HK$28,266 HKD
B+
Retailer 2
-
HK$29,741 HKD
View
B+
Retailer 3
-
HK$31,475 HKD
View
B+
Retailer 4
-
HK$32,346 HKD
View
B+
Retailer 5
-
HK$33,044 HKD
View
B+
Retailer 6
-
HK$33,044 HKD
View
B+
Retailer 7
-
HK$33,946 HKD
View
B+
Retailer 8
-
HK$35,570 HKD
View
B
Retailer 9
-
HK$48,460 HKD
View
B
Retailer 10
-
HK$55,364 HKD
View
Most Expensive
B
NZ Jewellers
d59c58bd-2a71-439a-88d1-f0f399ee09e3 · Nov 5
HK$57,835 HKD
$7,372 USD
View
10 more retailers have this diamond
Prices start from HK$28,266 HKDSave up to HK$29,569 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+
1.30ct Marquise
HK$28,266 HKD