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Round|Natural|GIA

0.55ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 2517373422

Certificate GIA 2517373422

Diamond specifications and retailer prices

From $1,006 AUD
As of November 6, 2026
Save $1,512 AUD (60%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,422 AUD at NZ Jewellers · As of September 28, 2026
View at NZ Jewellers

About this 0.55ct natural round diamond

This 0.55ct natural round sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2517373422. Listed at 23 retailers as of November 6, 2026, with a 150% 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

0.55
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2517373422
Dimensions5.26 × 5.23 × 3.29 mm
L/W Ratio1.01
Top View
5.26 mm5.23 mm0.55 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2517373422
Side View
Table 56.0%Crown 36.5°Girdle: MediumPavilion 41°Culet: NoneDepth 62.8%

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: $1,406 AUD|Low: $1,006 AUD|High: $2,022 AUD|Avg: $1,356 AUD|+2.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 10$1,006 AUD
Retailer 7$1,070 AUD
Retailer 2$1,092 AUD
Retailer 11$1,109 AUD
Retailer 3$1,252 AUD
Retailer 4$1,284 AUD
Retailer 5$1,289 AUD
Retailer 9$1,346 AUD
Retailer 1$1,406 AUD
Retailer 12$1,640 AUD
Retailer 6$1,684 AUD
Retailer 8$1,995 AUD

44 data points across 12 retailers

23 retailers$1,006 AUD to $2,518 AUD

A
Cheapest Retailer
-
$1,006 AUD
Final sale: no returns
A
Retailer 2
-
$1,023 AUD
View
A
Retailer 3
-
$1,070 AUD
View
Retailer 4
-
$1,092 AUD
View
Price last confirmed 22 days ago
Retailer 5
-
$1,092 AUD
View
Price last confirmed 44 days ago
Retailer 6
-
$1,092 AUD
View
Price last confirmed 30 days ago
A
Retailer 7
-
$1,109 AUD
View
Retailer 8
-
$1,134 AUD
View
Price last confirmed 23 days ago
Retailer 9
-
$1,211 AUD
View
Price last confirmed 69 days ago
B+
Retailer 10
-
$1,252 AUD
View
Retailer 11
-
$1,259 AUD
View
Price last confirmed 46 days ago
Retailer 12
-
$1,259 AUD
View
Price last confirmed 29 days ago
B+
Retailer 13
-
$1,284 AUD
View
B+
Retailer 14
-
$1,289 AUD
View
B+
Retailer 15
-
$1,346 AUD
View
B+
Retailer 16
-
$1,406 AUD
View
Retailer 17
-
$1,640 AUD
View
Price last confirmed 34 days ago
B+
Retailer 18
-
$1,684 AUD
View
B
Retailer 19
-
$1,995 AUD
View
B
Retailer 20
-
$2,518 AUD
View
Retailer 21
-
$3,289 AUD
View
Price last confirmed 67 days ago
Retailer 22
-
$3,422 AUD
View
Price last confirmed 44 days ago
Most Expensive
NZ Jewellers
a22fb947-7c94-4a90-bcf0-cc63d1b4df2d · Sep 28
$3,422 AUD
$2,351 USD
View
Price last confirmed 39 days ago
22 more retailers have this diamond
Prices start from $1,006 AUDSave up to $1,512 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
0.55ct Round
$1,006 AUD