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Round|Natural|GIA

1.05ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 3565148837

Certificate GIA 3565148837

Diamond specifications and retailer prices

From $2,422 AUD
As of November 6, 2026
Save $3,215 AUD (57%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $6,897 AUD at NZ Jewellers · As of October 17, 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 3565148837. Listed at 17 retailers as of November 4, 2026, with a 133% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 3565148837
Dimensions6.45 × 6.50 × 4.06 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.45 mm6.50 mm1.05 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 3565148837
Side View
Table 56.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.7%

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: $2,426 AUD|Low: $2,422 AUD|High: $5,979 AUD|Avg: $3,613 AUD|-7.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$2,422 AUD
Retailer 1$2,426 AUD
Retailer 6$2,908 AUD
Retailer 7$2,943 AUD
Retailer 10$2,978 AUD
Retailer 3$3,518 AUD
Retailer 5$3,705 AUD
Retailer 4$4,146 AUD
Retailer 9$4,679 AUD
Retailer 8$5,637 AUD

29 data points across 10 retailers

17 retailers$2,422 AUD to $5,637 AUD

A
Cheapest Retailer
-
$2,422 AUD
A
Retailer 2
-
$2,426 AUD
View
A
Retailer 3
-
$2,908 AUD
View
A
Retailer 4
-
$2,943 AUD
View
A
Retailer 5
-
$2,978 AUD
View
Final sale: no returns
Retailer 6
-
$3,299 AUD
View
Price last confirmed 19 days ago
A
Retailer 7
-
$3,432 AUD
View
Retailer 8
-
$3,483 AUD
View
Price last confirmed 60 days ago
A
Retailer 9
-
$3,518 AUD
View
Retailer 10
-
$3,528 AUD
View
Price last confirmed 22 days ago
A
Retailer 11
-
$3,705 AUD
View
Retailer 12
-
$3,807 AUD
View
Price last confirmed 19 days ago
Retailer 13
-
$4,018 AUD
View
Price last confirmed 60 days ago
B+
Retailer 14
-
$4,146 AUD
View
B+
Retailer 15
-
$4,679 AUD
View
B+
Retailer 16
-
$5,637 AUD
View
Most Expensive
NZ Jewellers
bb24de06-c911-4205-9c7e-acbdd57db605 · Oct 17
$6,897 AUD
$4,739 USD
View
Price last confirmed 20 days ago
16 more retailers have this diamond
Prices start from $2,422 AUDSave up to $3,215 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
$2,422 AUD