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Round|Natural|GIA

1.00ct K I1 Round Natural Diamond

EX • K/I1 • GIA 6502184902

Certificate GIA 6502184902

Diamond specifications and retailer prices

From £797 GBP
As of November 5, 2026
Save £1,805 GBP (69%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £2,603 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by GIA 6502184902. Listed at 8 retailers as of November 5, 2026, with prices from £797 to £2,603, a £1,805 spread on the same certified stone. NZ Jewellers lists it at £2,603. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
K
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6502184902
Dimensions6.47 × 6.50 × 3.92 mm
L/W Ratio1.00
Star length55%
Lower girdle80%
Top View
6.47 mm6.50 mm1.00 ctK / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6502184902
Side View
Table 57.0%Crown 33°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.5%

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 5
Current: £2,603 GBP|Low: £797 GBP|High: £2,603 GBP|Avg: £1,244 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3£797 GBP
Retailer 6£988 GBP
Retailer 5£1,067 GBP
Retailer 7£1,067 GBP
Retailer 9£1,109 GBP
Retailer 4£1,116 GBP
Retailer 8£1,231 GBP
Retailer 2£1,474 GBP
NZ Jewellers£2,603 GBP

44 data points across 9 retailers

8 retailers£797 GBP to £2,603 GBP

A
Cheapest Retailer
-
£797 GBP
B+
Retailer 2
-
£988 GBP
View
B+
Retailer 3
-
£1,067 GBP
View
Retailer 4
-
£1,067 GBP
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£1,116 GBP
View
B+
Retailer 6
-
£1,231 GBP
View
B+
Retailer 7
-
£1,474 GBP
View
Most Expensive
C
NZ Jewellers
dfcf6e7b-dd06-4322-8999-1c3b3a66eec3 · Nov 5
£2,603 GBP
$3,503 USD
View
7 more retailers have this diamond
Prices start from £797 GBPSave up to £1,805 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.

A
1.00ct Round
£797 GBP