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Round|Natural|GIA

1.02ct K SI1 Round Natural Diamond

ID • K/SI1 • GIA 1246113068

Certificate GIA 1246113068

Diamond specifications and retailer prices

From £1,330 GBP
As of November 4, 2026
Save £971 GBP (42%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,301 GBP at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1246113068. Listed at 13 retailers as of November 4, 2026, with prices from £1,330 to £2,301, a £971 spread on the same certified stone. Wholesale Diamonds Direct lists it at £2,301. 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

1.02
Carat
K
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1246113068
Dimensions6.45 × 6.42 × 4.00 mm
L/W Ratio1.00
Top View
6.45 mm6.42 mm1.02 ctK / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1246113068
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NDepth 62.2%

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 4
Current: £1,780 GBP|Low: £1,330 GBP|High: £2,301 GBP|Avg: £1,650 GBP
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Wholesale Diamonds Direct
November 6, 2026
Retailer 4£1,330 GBP
Retailer 10£1,404 GBP
Retailer 11£1,407 GBP
Retailer 12£1,419 GBP
Retailer 5£1,542 GBP
Retailer 3£1,545 GBP
Retailer 9£1,545 GBP
Retailer 1£1,780 GBP
Retailer 7£1,793 GBP
Retailer 2£1,814 GBP
Retailer 6£1,983 GBP
Retailer 8£2,164 GBP
Wholesale Diamonds Direct£2,301 GBP

8 data points across 13 retailers

13 retailers£1,330 GBP to £2,301 GBP

A
Cheapest Retailer
-
£1,330 GBP
B+
Retailer 2
-
£1,404 GBP
View
B+
Retailer 3
-
£1,407 GBP
View
B+
Retailer 4
-
£1,419 GBP
View
B+
Retailer 5
-
£1,542 GBP
View
B+
Retailer 6
-
£1,545 GBP
View
B+
Retailer 7
-
£1,545 GBP
View
B
Retailer 8
-
£1,780 GBP
View
B
Retailer 9
-
£1,793 GBP
View
B
Retailer 10
-
£1,814 GBP
View
B
Retailer 11
-
£1,983 GBP
View
B
Retailer 12
-
£2,164 GBP
View
Most Expensive
B
Wholesale Diamonds Direct
660840620 · Nov 4
£2,301 GBP
$3,097 USD
View
12 more retailers have this diamond
Prices start from £1,330 GBPSave up to £971 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
1.02ct Round
£1,330 GBP