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Round|Natural|GIA

0.59ct K I1 Round Natural Diamond

EX • K/I1 • GIA 2517407164

Certificate GIA 2517407164

Diamond specifications and retailer prices

From £329 GBP
As of November 5, 2026
Save £932 GBP (74%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,262 GBP at NZ Jewellers · As of November 4, 2026
View at NZ Jewellers

About this 0.59ct natural round diamond

This 0.59ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by GIA 2517407164. Listed at 5 retailers as of November 4, 2026, with prices from £329 to £1,262, a £932 spread on the same certified stone. NZ Jewellers lists it at £1,262. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.59
Carat
K
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2517407164
Dimensions5.35 × 5.37 × 3.35 mm
L/W Ratio1.00
Star length55%
Lower girdle80%
Top View
5.35 mm5.37 mm0.59 ctK / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2517407164
Side View
Table 56.0%Crown 35.5°GirdlePavilion 41°Culet: NoneDepth 62.4%

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 5
Current: £1,262 GBP|Low: £319 GBP|High: £1,262 GBP|Avg: £499 GBP|+3.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 4£329 GBP
Retailer 7£343 GBP
Retailer 6£349 GBP
Retailer 3£354 GBP
Retailer 5£380 GBP
Retailer 8£484 GBP
Retailer 2£495 GBP
NZ Jewellers£1,262 GBP

21 data points across 8 retailers

5 retailers£329 GBP to £1,262 GBP

B+
Cheapest Retailer
-
£329 GBP
B+
Retailer 2
-
£354 GBP
View
B+
Retailer 3
-
£380 GBP
View
B
Retailer 4
-
£495 GBP
View
Most Expensive
C
NZ Jewellers
0d0eb61e-eba4-4a2c-b05e-61b7a05ac558 · Nov 4
£1,262 GBP
$1,698 USD
View
4 more retailers have this diamond
Prices start from £329 GBPSave up to £932 GBP

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+
0.59ct Round
£329 GBP