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Marquise|Natural|GIA

1.20ct F SI1 Marquise Natural Diamond

EX • F/SI1 • GIA 2564327633

Certificate GIA 2564327633

Diamond specifications and retailer prices

From HK$36,115 HKD
As of November 6, 2026
Save HK$44,469 HKD (55%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$80,584 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural marquise diamond

This 1.2ct natural marquise sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2564327633. Listed at 15 retailers as of November 5, 2026, with prices from HK$36,115 to HK$80,584, a HK$44,469 spread on the same certified stone. NZ Jewellers lists it at HK$80,584. 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

1.20
Carat
F
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2564327633
Dimensions10.62 × 5.50 × 3.41 mm
L/W Ratio1.93
Culet sizeNone
Key to symbols
Crystal, Feather, Knot, Twinning Wisp, Cavity, Needle, Indented Natural
Top View
10.62 mm5.50 mm1.20 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2564327633
Side View
Table 60.0%CrownGirdle: VTK-ETKPavilionCulet: NoneDepth 62.0%

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$80,584 HKD|Low: HK$35,809 HKD|High: HK$82,841 HKD|Avg: HK$49,707 HKD|-2.7%
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 11HK$36,115 HKD
Retailer 2HK$36,279 HKD
Retailer 6HK$40,833 HKD
Retailer 3HK$41,193 HKD
Retailer 5HK$42,965 HKD
Retailer 4HK$44,477 HKD
Retailer 8HK$46,742 HKD
Retailer 12HK$48,184 HKD
Retailer 13HK$48,184 HKD
Retailer 7HK$48,960 HKD
Retailer 15HK$50,152 HKD
Retailer 14HK$55,591 HKD
Retailer 10HK$55,606 HKD
Retailer 9HK$70,795 HKD
NZ JewellersHK$80,584 HKD

27 data points across 15 retailers

15 retailersHK$36,115 HKD to HK$80,584 HKD

B+
Cheapest Retailer
-
HK$36,115 HKD
B+
Retailer 2
-
HK$36,279 HKD
View
Retailer 3
-
HK$40,833 HKD
View
Price last confirmed 10 days ago
Retailer 4
-
HK$41,193 HKD
View
Price last confirmed 15 days ago
B+
Retailer 5
-
HK$42,965 HKD
View
B
Retailer 6
-
HK$44,477 HKD
View
Final sale: no returns
B
Retailer 7
-
HK$46,742 HKD
View
B
Retailer 8
-
HK$48,184 HKD
View
B
Retailer 9
-
HK$48,184 HKD
View
Retailer 10
-
HK$48,960 HKD
View
Price last confirmed 28 days ago
B
Retailer 11
-
HK$50,152 HKD
View
B
Retailer 12
-
HK$55,591 HKD
View
B
Retailer 13
-
HK$55,606 HKD
View
B
Retailer 14
-
HK$70,795 HKD
View
Most Expensive
B
NZ Jewellers
16ee0a86-0425-4dd0-b086-87179b70aa03 · Nov 5
HK$80,584 HKD
$10,282 USD
View
14 more retailers have this diamond
Prices start from HK$36,115 HKDSave up to HK$44,469 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+
1.20ct Marquise
HK$36,115 HKD