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Round|Natural|GIA

1.05ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 2447174807

Certificate GIA 2447174807

Diamond specifications and retailer prices

From HK$18,669 HKD
As of October 31, 2026
Save HK$25,989 HKD (58%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$44,658 HKD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.05ct natural round diamond

This 1.05ct natural round sits in the classic one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2447174807. Listed at 18 retailers as of October 31, 2026, with prices from HK$18,669 to HK$44,658, a HK$25,989 spread on the same certified stone. NZ Jewellers lists it at HK$44,658. 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

1.05
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 2447174807
Dimensions6.49 × 6.45 × 4.07 mm
L/W Ratio1.01
Top View
6.49 mm6.45 mm1.05 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 2447174807
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.8%

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: Oct 31
Current: HK$26,177 HKD|Low: HK$17,916 HKD|High: HK$43,380 HKD|Avg: HK$25,902 HKD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5HK$18,669 HKD
Retailer 6HK$18,857 HKD
Retailer 7HK$23,128 HKD
Retailer 8HK$23,653 HKD
Retailer 1HK$26,177 HKD
Retailer 2HK$26,200 HKD
Retailer 9HK$26,616 HKD
Retailer 4HK$27,243 HKD
Retailer 3HK$42,745 HKD

44 data points across 9 retailers

18 retailersHK$18,669 HKD to HK$44,658 HKD

A
Cheapest Retailer
-
HK$18,669 HKD
A
Retailer 2
-
HK$18,857 HKD
View
A
Retailer 3
-
HK$21,890 HKD
View
B+
Retailer 4
-
HK$23,128 HKD
View
B+
Retailer 5
-
HK$23,653 HKD
View
Final sale: no returns
Retailer 6
-
HK$24,108 HKD
View
Price last confirmed 110 days ago
Retailer 7
-
HK$25,636 HKD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
HK$25,636 HKD
View
B+
Retailer 9
-
HK$26,177 HKD
View
B+
Retailer 10
-
HK$26,200 HKD
View
B+
Retailer 11
-
HK$26,616 HKD
View
B+
Retailer 12
-
HK$26,757 HKD
View
B+
Retailer 13
-
HK$27,243 HKD
View
B
Retailer 14
-
HK$29,578 HKD
View
B
Retailer 15
-
HK$34,696 HKD
View
B
Retailer 16
-
HK$42,745 HKD
View
B
Retailer 17
-
HK$42,871 HKD
View
Most Expensive
B
NZ Jewellers
09ea47c9-8c03-44fd-92af-8f7f4df697b7 · Nov 5
HK$44,658 HKD
$5,698 USD
View
17 more retailers have this diamond
Prices start from HK$18,669 HKDSave up to HK$25,989 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
1.05ct Round
HK$18,669 HKD