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1.13ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6325187074

Shape and cutting style on the report: Round brilliant

Certificate GIA 6325187074

Diamond specifications and retailer prices

From £1,253 GBP
As of November 4, 2026
Save £2,129 GBP (63%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £3,382 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.13ct natural round diamond

This 1.13ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6325187074. Listed at 15 retailers as of November 4, 2026, with prices from £1,253 to £3,382, a £2,129 spread on the same certified stone. NZ Jewellers lists it at £3,382. 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

1.13
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle36°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6325187074
Dimensions6.65 × 6.64 × 4.13 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.65 mm6.64 mm1.13 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6325187074
Side View
Table 58.0%Crown 36°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.1%

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 4
Current: £3,382 GBP|Low: £1,293 GBP|High: £3,382 GBP|Avg: £1,796 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5£1,293 GBP
Retailer 10£1,329 GBP
Retailer 7£1,386 GBP
Retailer 9£1,386 GBP
Retailer 6£1,450 GBP
Retailer 2£1,496 GBP
Retailer 8£1,600 GBP
Retailer 3£1,879 GBP
Retailer 4£2,423 GBP
NZ Jewellers£3,382 GBP

42 data points across 10 retailers

15 retailers£1,253 GBP to £3,382 GBP

A
Cheapest Retailer
-
£1,253 GBP
A
Retailer 2
-
£1,263 GBP
View
A
Retailer 3
-
£1,293 GBP
View
Retailer 4
-
£1,386 GBP
View
Price last confirmed 56 days ago
A
Retailer 5
-
£1,386 GBP
View
Retailer 6
-
£1,386 GBP
View
Price last confirmed 8 days ago
B+
Retailer 7
-
£1,450 GBP
View
B+
Retailer 8
-
£1,488 GBP
View
B+
Retailer 9
-
£1,496 GBP
View
Retailer 10
-
£1,600 GBP
View
Price last confirmed 60 days ago
B+
Retailer 11
-
£1,600 GBP
View
B+
Retailer 12
-
£1,879 GBP
View
B
Retailer 13
-
£2,423 GBP
View
Retailer 14
-
£3,382 GBP
View
Price last confirmed 57 days ago
Most Expensive
B
NZ Jewellers
e422cb4c-67d1-4810-9993-d9a311bc22fb · Nov 5
£3,382 GBP
$4,552 USD
View
14 more retailers have this diamond
Prices start from £1,253 GBPSave up to £2,129 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
1.13ct Round
£1,253 GBP