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Round|Natural|GIA

1.05ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 2477295626

Certificate GIA 2477295626

Diamond specifications and retailer prices

From $4,254 AUD
As of November 6, 2026
Save $7,121 AUD (63%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $11,375 AUD at Diamond Quarter · As of November 5, 2026
View at Diamond Quarter

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 2477295626. Listed at 12 retailers as of November 5, 2026, with prices from $4,254 to $11,375, a $7,121 spread on the same certified stone. Diamond Quarter lists it at $11,375. 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
FluorescenceMedium
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2477295626
Dimensions6.50 × 6.47 × 4.07 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.50 mm6.47 mm1.05 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 2477295626
Side View
Table 56.0%Crown 36.5°Girdle: THN-MEDPavilion 41°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: Nov 6
Current: $6,152 AUD|Low: $4,254 AUD|High: $9,216 AUD|Avg: $5,922 AUD|+2.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 6$4,254 AUD
Retailer 5$4,330 AUD
Retailer 2$4,791 AUD
Retailer 9$4,791 AUD
Retailer 7$4,976 AUD
Retailer 3$5,440 AUD
Retailer 10$5,529 AUD
Retailer 1$6,152 AUD
Retailer 4$8,821 AUD
Retailer 8$9,216 AUD

40 data points across 10 retailers

12 retailers$4,254 AUD to $11,375 AUD

B+
Cheapest Retailer
-
$4,254 AUD
A
Retailer 2
-
$4,330 AUD
View
B+
Retailer 3
-
$4,791 AUD
View
Retailer 4
-
$4,791 AUD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$4,976 AUD
View
B+
Retailer 6
-
$5,440 AUD
View
B
Retailer 7
-
$5,529 AUD
View
Retailer 8
-
$5,990 AUD
View
Price last confirmed 15 days ago
B+
Retailer 9
-
$6,152 AUD
View
B
Retailer 10
-
$8,821 AUD
View
B
Retailer 11
-
$9,216 AUD
View
Most Expensive
B
Diamond Quarter
1.05SI2F2426477CN · Nov 5
$11,375 AUD
£6,154 GBP
View
11 more retailers have this diamond
Prices start from $4,254 AUDSave up to $7,121 AUD

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
$4,254 AUD