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Round|Natural|GIA

1.13ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 2557894219

Certificate GIA 2557894219

Diamond specifications and retailer prices

From £1,506 GBP
A$3,118 AUD
As of November 6, 2026
2 retailers carry this diamond
Most expensive: £1,506 GBP at GemTrove
View at GemTrove

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 2557894219. Listed at 2 retailers as of November 6, 2026. 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
FluorescenceNone
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 2557894219
Dimensions6.60 × 6.65 × 4.15 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
6.60 mm6.65 mm1.13 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557894219
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 62.6%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 6
Current: £1,506 GBP|Low: £1,103 GBP|High: £3,592 GBP|Avg: £1,663 GBP
GemTrove
Retailer 2
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Retailer 11
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October 8, 2026
Retailer 2£1,103 GBP
Retailer 15£1,133 GBP
Retailer 12£1,214 GBP
Retailer 9£1,308 GBP
Retailer 8£1,350 GBP
Retailer 13£1,470 GBP
Retailer 3£1,473 GBP
Retailer 5£1,473 GBP
GemTrove£1,506 GBP
Retailer 7£1,534 GBP
Retailer 14£1,684 GBP
Retailer 16£1,699 GBP
Retailer 11£1,810 GBP
Retailer 10£1,855 GBP
Retailer 6£2,133 GBP
Retailer 4£3,592 GBP

15 data points across 16 retailers

2 retailers

Retailer 1
-
£1,103 GBP
Price last confirmed 29 days ago
Most Expensive
B+
GemTrove
GT-N-01363694-98 · Nov 6
£1,506 GBP
A$3,118 AUD
View
1 more retailer has this diamond

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+
1.13ct Round
£1,506 GBP