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Round|Natural|GIA

1.05ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 6565521271

Certificate GIA 6565521271

Diamond specifications and retailer prices

From HK$16,161 HKD
As of November 6, 2026
Save HK$21,095 HKD (57%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$37,256 HKD at MOH London · As of November 4, 2026
View at MOH London

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 6565521271. Listed at 12 retailers as of November 4, 2026, with prices from HK$16,161 to HK$37,256, a HK$21,095 spread on the same certified stone. MOH London lists it at HK$37,256. 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 angle35°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6565521271
Dimensions6.50 × 6.48 × 4.01 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Indented Natural, Natural
Top View
6.50 mm6.48 mm1.05 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6565521271
Side View
Table 57.0%Crown 35°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.8%

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: Nov 6
Current: HK$37,256 HKD|Low: HK$16,161 HKD|High: HK$38,251 HKD|Avg: HK$22,772 HKD|-2.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 4HK$16,161 HKD
Retailer 3HK$19,092 HKD
Retailer 5HK$19,272 HKD
Retailer 2HK$19,680 HKD
Retailer 9HK$21,318 HKD
Retailer 10HK$22,141 HKD
Retailer 11HK$22,423 HKD
Retailer 6HK$22,431 HKD
Retailer 8HK$24,931 HKD
Retailer 7HK$25,299 HKD
MOH LondonHK$37,256 HKD

23 data points across 11 retailers

12 retailersHK$16,161 HKD to HK$37,256 HKD

A
Cheapest Retailer
-
HK$16,161 HKD
A
Retailer 2
-
HK$19,092 HKD
View
A
Retailer 3
-
HK$19,272 HKD
View
A
Retailer 4
-
HK$19,680 HKD
View
Final sale: no returns
Retailer 5
-
HK$20,009 HKD
View
Price last confirmed 27 days ago
Retailer 6
-
HK$21,318 HKD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
HK$22,141 HKD
View
B+
Retailer 8
-
HK$22,423 HKD
View
A
Retailer 9
-
HK$22,431 HKD
View
B+
Retailer 10
-
HK$24,931 HKD
View
B+
Retailer 11
-
HK$25,299 HKD
View
Most Expensive
B
MOH London
5231E2A76 · Nov 4
HK$37,256 HKD
£3,743 GBP
View
11 more retailers have this diamond
Prices start from HK$16,161 HKDSave up to HK$21,095 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$16,161 HKD