Round|Natural|GIA

0.55ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 2517373422

Certificate GIA 2517373422

Diamond specifications and retailer prices

From $1,246 NZD
As of November 6, 2026
Save $1,874 NZD (60%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $4,241 NZD 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: $1,743 NZD|Low: $1,246 NZD|High: $2,506 NZD|Avg: $1,681 NZD|+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$1,246 NZD
Retailer 7$1,326 NZD
Retailer 2$1,353 NZD
Retailer 11$1,375 NZD
Retailer 3$1,551 NZD
Retailer 4$1,591 NZD
Retailer 5$1,598 NZD
Retailer 9$1,669 NZD
Retailer 1$1,743 NZD
Retailer 12$2,033 NZD
Retailer 6$2,087 NZD
Retailer 8$2,473 NZD

44 data points across 12 retailers

23 retailers$1,246 NZD to $3,121 NZD

A
Cheapest Retailer
-
$1,246 NZD
Final sale: no returns
A
Retailer 2
-
$1,268 NZD
View
A
Retailer 3
-
$1,326 NZD
View
Retailer 4
-
$1,353 NZD
View
Price last confirmed 22 days ago
Retailer 5
-
$1,353 NZD
View
Price last confirmed 44 days ago
Retailer 6
-
$1,353 NZD
View
Price last confirmed 30 days ago
A
Retailer 7
-
$1,375 NZD
View
Retailer 8
-
$1,405 NZD
View
Price last confirmed 23 days ago
Retailer 9
-
$1,501 NZD
View
Price last confirmed 69 days ago
B+
Retailer 10
-
$1,551 NZD
View
Retailer 11
-
$1,560 NZD
View
Price last confirmed 46 days ago
Retailer 12
-
$1,560 NZD
View
Price last confirmed 29 days ago
B+
Retailer 13
-
$1,591 NZD
View
B+
Retailer 14
-
$1,598 NZD
View
B+
Retailer 15
-
$1,669 NZD
View
B+
Retailer 16
-
$1,743 NZD
View
Retailer 17
-
$2,033 NZD
View
Price last confirmed 34 days ago
B+
Retailer 18
-
$2,087 NZD
View
B
Retailer 19
-
$2,473 NZD
View
B
Retailer 20
-
$3,121 NZD
View
Retailer 21
-
$4,077 NZD
View
Price last confirmed 67 days ago
Retailer 22
-
$4,241 NZD
View
Price last confirmed 44 days ago
Most Expensive
NZ Jewellers
a22fb947-7c94-4a90-bcf0-cc63d1b4df2d · Sep 28
$4,241 NZD
$2,351 USD
View
Price last confirmed 39 days ago
22 more retailers have this diamond
Prices start from $1,246 NZDSave up to $1,874 NZD

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
$1,246 NZD