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Round|Natural|GIA

1.05ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 6562078809

Certificate GIA 6562078809

Diamond specifications and retailer prices

From $3,450 CAD
As of November 6, 2026
Save $4,353 CAD (56%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $7,802 CAD 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 SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562078809. Listed at 7 retailers as of November 4, 2026, with prices from $3,450 to $7,802, a $4,353 spread on the same certified stone. MOH London lists it at $7,802. 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
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 6562078809
Dimensions6.47 × 6.52 × 4.04 mm
L/W Ratio1.01
Key to symbols
Crystal, Cloud, Needle
Top View
6.47 mm6.52 mm1.05 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6562078809
Side View
Table 59.0%CrownGirdle: MED-STKPavilion 41.8°Culet: NoneDepth 62.1%

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: $7,802 CAD|Low: $3,450 CAD|High: $8,139 CAD|Avg: $4,991 CAD|-4.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 5$3,450 CAD
Retailer 4$3,994 CAD
Retailer 7$4,215 CAD
Retailer 2$4,476 CAD
Retailer 3$4,803 CAD
Retailer 6$5,356 CAD
MOH London$7,802 CAD

24 data points across 7 retailers

7 retailers$3,450 CAD to $7,802 CAD

A
Cheapest Retailer
-
$3,450 CAD
A
Retailer 2
-
$3,994 CAD
View
B+
Retailer 3
-
$4,215 CAD
View
B+
Retailer 4
-
$4,476 CAD
View
B+
Retailer 5
-
$4,803 CAD
View
B+
Retailer 6
-
$5,356 CAD
View
Most Expensive
B
MOH London
C91420AD3 · Nov 4
$7,802 CAD
£4,399 GBP
View
6 more retailers have this diamond
Prices start from $3,450 CADSave up to $4,353 CAD

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
$3,450 CAD