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Radiant|Natural|GIA

1.00ct F SI1 Radiant Natural Diamond

EX • F/SI1 • GIA 5553300754

Certificate GIA 5553300754

Diamond specifications and retailer prices

From $3,812 AUD
As of November 6, 2026
Save $4,373 AUD (53%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $8,185 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural radiant diamond

This 1ct natural radiant sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5553300754. Listed at 16 retailers as of November 5, 2026, with prices from $3,812 to $8,185, a $4,373 spread on the same certified stone. NZ Jewellers lists it at $8,185. 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 (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.8°
Pavilion angle31.44°
OriginNatural
Grading LabGIA
CertificateGIA 5553300754
Dimensions7.44 × 5.14 × 2.94 mm
L/W Ratio1.45
Girdle conditionVery Thick
Culet sizeNone
Key to symbols
Crystal, Feather, Needle, Indented Natural
Top View
7.44 mm5.14 mm1.00 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5553300754
Side View
Table 74.0%Crown 40.8°GirdlePavilion 31.44°Culet: NoneDepth 57.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,587 AUD|Low: $4,554 AUD|High: $7,951 AUD|Avg: $5,581 AUD|-1.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 7, 2026
Retailer 1$4,587 AUD
Retailer 3$4,861 AUD
Retailer 6$5,037 AUD
Retailer 4$5,466 AUD
Retailer 5$5,734 AUD
Retailer 2$7,814 AUD

39 data points across 6 retailers

16 retailers$3,812 AUD to $8,185 AUD

B+
Cheapest Retailer
-
$3,812 AUD
B+
Retailer 2
-
$4,162 AUD
View
B+
Retailer 3
-
$4,256 AUD
View
Retailer 4
-
$4,256 AUD
View
Price last confirmed 9 days ago
B+
Retailer 5
-
$4,296 AUD
View
B+
Retailer 6
-
$4,420 AUD
View
B+
Retailer 7
-
$4,587 AUD
View
B+
Retailer 8
-
$4,861 AUD
View
B+
Retailer 9
-
$4,862 AUD
View
B
Retailer 10
-
$4,911 AUD
View
Retailer 11
-
$5,037 AUD
View
Price last confirmed 34 days ago
Retailer 12
-
$5,450 AUD
View
Price last confirmed 15 days ago
B
Retailer 13
-
$5,466 AUD
View
B
Retailer 14
-
$5,734 AUD
View
B
Retailer 15
-
$7,814 AUD
View
Most Expensive
B
NZ Jewellers
9f8ec8e8-b940-429e-b147-a0aa32fbd559 · Nov 5
$8,185 AUD
$5,624 USD
View
15 more retailers have this diamond
Prices start from $3,812 AUDSave up to $4,373 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.

B+
1.00ct Radiant
$3,812 AUD