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Round|Natural|GIA

0.51ct F IF Round Natural Diamond

EX • F/IF • GIA 7551974003

Certificate GIA 7551974003

Diamond specifications and retailer prices

From $1,170 AUD
As of November 4, 2026
Save $1,921 AUD (62%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,853 AUD at NZ Jewellers · As of October 17, 2026
View at NZ Jewellers

About this 0.51ct natural round diamond

This 0.51ct natural round sits in the half to three-quarter carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 7551974003. Listed at 24 retailers as of November 4, 2026, with a 164% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Flawless clarity in sub-one-carat stones is rarely visible to the naked eye over VS1, so you are paying a meaningful premium for grade rather than appearance.

The 4Cs

0.51
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle34.5°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 7551974003
Dimensions5.11 × 5.08 × 3.19 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Surface Graining, Minor Details of Polish
Top View
5.11 mm5.08 mm0.51 ctF / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7551974003
Side View
Table 57.0%Crown 34.5°Girdle: Slightly ThickPavilion 41.6°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A+
Exceptional
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 4
Current: $1,796 AUD|Low: $1,151 AUD|High: $3,201 AUD|Avg: $1,996 AUD|+2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 6, 2026
Retailer 15$1,170 AUD
Retailer 10$1,213 AUD
Retailer 7$1,426 AUD
Retailer 11$1,470 AUD
Retailer 12$1,503 AUD
Retailer 6$1,614 AUD
Retailer 5$1,736 AUD
Retailer 2$1,743 AUD
Retailer 1$1,796 AUD
Retailer 8$1,850 AUD
Retailer 9$2,148 AUD
Retailer 13$2,384 AUD
Retailer 14$2,830 AUD
Retailer 4$3,091 AUD
Retailer 3$3,174 AUD

27 data points across 15 retailers

24 retailers$1,170 AUD to $3,091 AUD

A
Cheapest Retailer
-
$1,170 AUD
A+
Retailer 2
-
$1,213 AUD
View
A
Retailer 3
-
$1,426 AUD
View
Final sale: no returns
A
Retailer 4
-
$1,470 AUD
View
A
Retailer 5
-
$1,503 AUD
View
A
Retailer 6
-
$1,548 AUD
View
Retailer 7
-
$1,580 AUD
View
Price last confirmed 17 days ago
Retailer 8
-
$1,580 AUD
View
Price last confirmed 21 days ago
Retailer 9
-
$1,614 AUD
View
Price last confirmed 10 days ago
Retailer 10
-
$1,640 AUD
View
Price last confirmed 22 days ago
A
Retailer 11
-
$1,736 AUD
View
B+
Retailer 12
-
$1,743 AUD
View
A
Retailer 13
-
$1,796 AUD
View
Retailer 14
-
$1,823 AUD
View
Price last confirmed 19 days ago
A
Retailer 15
-
$1,850 AUD
View
B+
Retailer 16
-
$2,031 AUD
View
Retailer 17
-
$2,064 AUD
View
Price last confirmed 33 days ago
B+
Retailer 18
-
$2,148 AUD
View
Retailer 19
-
$2,158 AUD
View
Price last confirmed 35 days ago
B+
Retailer 20
-
$2,384 AUD
View
B+
Retailer 21
-
$2,830 AUD
View
B
Retailer 22
-
$3,091 AUD
View
Retailer 23
-
$3,174 AUD
View
Price last confirmed 9 days ago
Most Expensive
NZ Jewellers
65581bc2-2caf-4720-9e0a-9ad56736d2c2 · Oct 17
$3,853 AUD
$2,697 USD
View
Price last confirmed 19 days ago
23 more retailers have this diamond
Prices start from $1,170 AUDSave up to $1,921 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+
0.51ct Round
$1,170 AUD