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Round|Natural|GIA

1.00ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 1565467226

Certificate GIA 1565467226

Diamond specifications and retailer prices

From $3,800 AUD
As of November 6, 2026
Save $4,758 AUD (56%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $8,558 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct 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 1565467226. Listed at 27 retailers as of November 5, 2026, with prices from $3,800 to $8,558, a $4,758 spread on the same certified stone. NZ Jewellers lists it at $8,558. 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

1.00
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1565467226
Dimensions6.44 × 6.40 × 3.88 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Crystal, Feather, Cloud, Needle, Indented Natural, Natural
Top View
6.44 mm6.40 mm1.00 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565467226
Side View
Table 61.0%Crown 33°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 60.4%

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: $8,558 AUD|Low: $3,762 AUD|High: $8,558 AUD|Avg: $5,360 AUD
NZ Jewellers
Retailer 2
Retailer 3
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Retailer 21
Retailer 22
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Retailer 24
Retailer 25
Retailer 26
Retailer 27
November 6, 2026
Retailer 5$3,800 AUD
Retailer 24$3,803 AUD
Retailer 11$4,251 AUD
Retailer 3$4,257 AUD
Retailer 17$4,360 AUD
Retailer 14$4,534 AUD
Retailer 25$4,669 AUD
Retailer 4$4,695 AUD
Retailer 2$4,699 AUD
Retailer 10$4,745 AUD
Retailer 7$4,912 AUD
Retailer 9$4,912 AUD
Retailer 12$4,948 AUD
Retailer 21$5,052 AUD
Retailer 8$5,101 AUD
Retailer 6$5,122 AUD
Retailer 13$5,285 AUD
Retailer 15$5,344 AUD
Retailer 20$5,418 AUD
Retailer 26$5,554 AUD
Retailer 16$5,667 AUD
Retailer 22$5,701 AUD
Retailer 23$5,995 AUD
Retailer 18$7,150 AUD
Retailer 19$7,351 AUD
Retailer 27$8,191 AUD
NZ Jewellers$8,558 AUD

19 data points across 27 retailers

27 retailers$3,800 AUD to $8,558 AUD

A
Cheapest Retailer
-
$3,800 AUD
A
Retailer 2
-
$3,803 AUD
View
B+
Retailer 3
-
$4,251 AUD
View
B+
Retailer 4
-
$4,257 AUD
View
B+
Retailer 5
-
$4,360 AUD
View
B+
Retailer 6
-
$4,534 AUD
View
Final sale: no returns
B+
Retailer 7
-
$4,669 AUD
View
B+
Retailer 8
-
$4,695 AUD
View
B+
Retailer 9
-
$4,699 AUD
View
B+
Retailer 10
-
$4,745 AUD
View
B+
Retailer 11
-
$4,912 AUD
View
Retailer 12
-
$4,912 AUD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$4,948 AUD
View
B+
Retailer 14
-
$5,052 AUD
View
B+
Retailer 15
-
$5,101 AUD
View
B+
Retailer 16
-
$5,122 AUD
View
B+
Retailer 17
-
$5,285 AUD
View
B+
Retailer 18
-
$5,344 AUD
View
B+
Retailer 19
-
$5,418 AUD
View
B+
Retailer 20
-
$5,554 AUD
View
B+
Retailer 21
-
$5,667 AUD
View
B+
Retailer 22
-
$5,701 AUD
View
B+
Retailer 23
-
$5,995 AUD
View
B
Retailer 24
-
$7,150 AUD
View
B
Retailer 25
-
$7,351 AUD
View
B
Retailer 26
-
$8,191 AUD
View
Most Expensive
B
NZ Jewellers
d9ae7834-46e9-4fa4-863e-0f674b15264c · Nov 5
$8,558 AUD
$5,880 USD
View
26 more retailers have this diamond
Prices start from $3,800 AUDSave up to $4,758 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
1.00ct Round
$3,800 AUD