Round|Natural|GIA

0.55ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 2517373422

Certificate GIA 2517373422

Diamond specifications and retailer prices

From $691 USD
As of November 2, 2026
Save $1,039 USD (60%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,351 USD 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 October 31, 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
Color
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

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $896 USD|Low: $634 USD|High: $1,401 USD|Avg: $921 USD|+2.7%
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 2, 2026
Retailer 10$691 USD
Retailer 2$750 USD
Retailer 8$750 USD
Retailer 11$762 USD
Retailer 3$860 USD
Retailer 4$882 USD
Retailer 1$896 USD
Retailer 9$925 USD
Retailer 6$968 USD
Retailer 12$1,128 USD
Retailer 7$1,157 USD
Retailer 5$1,373 USD

45 data points across 12 retailers

23 retailers$691 USD to $1,730 USD

A
Cheapest Retailer
-
$691 USD
Final sale: no returns
A
Retailer 2
-
$703 USD
A$1,082 AUD
View
A
Retailer 3
-
$750 USD
View
Retailer 4
-
$750 USD
View
Price last confirmed 17 days ago
Retailer 5
-
$750 USD
View
Price last confirmed 39 days ago
Retailer 6
-
$750 USD
View
Price last confirmed 25 days ago
A
Retailer 7
-
$762 USD
View
Retailer 8
-
$779 USD
View
Price last confirmed 18 days ago
Retailer 9
-
$832 USD
View
Price last confirmed 64 days ago
B+
Retailer 10
-
$860 USD
View
Retailer 11
-
$865 USD
View
Price last confirmed 41 days ago
Retailer 12
-
$865 USD
View
Price last confirmed 24 days ago
B+
Retailer 13
-
$882 USD
View
B+
Retailer 14
-
$896 USD
£705 GBP
View
B+
Retailer 15
-
$925 USD
View
B+
Retailer 16
-
$968 USD
€922 EUR
View
Retailer 17
-
$1,128 USD
A$1,735 AUD
View
Price last confirmed 29 days ago
B+
Retailer 18
-
$1,157 USD
ZAR 18,698 ZAR
View
B
Retailer 19
-
$1,373 USD
£1,081 GBP
View
B
Retailer 20
-
$1,730 USD
£1,362 GBP
View
Retailer 21
-
$2,260 USD
View
Price last confirmed 62 days ago
Retailer 22
-
$2,351 USD
View
Price last confirmed 39 days ago
Most Expensive
NZ Jewellers
a22fb947-7c94-4a90-bcf0-cc63d1b4df2d · Sep 28
$2,351 USD
View
Price last confirmed 35 days ago
22 more retailers have this diamond
Prices start from $691 USDSave up to $1,039 USD

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
$691 USD