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Radiant|Natural|GIA

0.51ct F I1 Radiant Natural Diamond

F/I1 • GIA 5446318793

Certificate GIA 5446318793

Diamond specifications and retailer prices

From $556 AUD
$390 USD
As of November 1, 2026
Save $1,575 AUD (74%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,132 AUD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded F colour (colourless) and I1 clarity (included) and certified by GIA 5446318793. Listed at 6 retailers as of October 30, 2026, with prices from $556 to $2,132, a $1,575 spread on the same certified stone. NZ Jewellers lists it at $2,132. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
F
Colour
I1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 5446318793
Dimensions4.74 × 4.34 × 3.05 mm
L/W Ratio1.09
Top View
4.74 mm4.34 mm0.51 ctF / I1
OriginNatural
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 5446318793
Side View
Table 71.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 70.3%

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 1
Current: $2,132 AUD|Low: $556 AUD|High: $2,132 AUD|Avg: $907 AUD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 4$556 AUD
Retailer 6$599 AUD
Retailer 7$606 AUD
Retailer 3$621 AUD
Retailer 5$749 AUD
Retailer 8$836 AUD
Retailer 2$1,011 AUD
NZ Jewellers$2,132 AUD

18 data points across 8 retailers

6 retailers$556 AUD to $2,132 AUD

B+
Cheapest Retailer
-
$556 AUD
$390 USD
B+
Retailer 2
-
$599 AUD
$420 USD
View
B+
Retailer 3
-
$621 AUD
$435 USD
View
B+
Retailer 4
-
$749 AUD
$525 USD
View
B
Retailer 5
-
$1,011 AUD
€675 EUR
View
Most Expensive
C
NZ Jewellers
3d866903-2b58-4de4-a8e6-f78341f6ca05 · Oct 30
$2,132 AUD
$1,494 USD
View
5 more retailers have this diamond
Prices start from $556 AUDSave up to $1,575 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+
0.51ct Radiant
$556 AUD