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Round|Natural|GIA

1.02ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6562051822

Certificate GIA 6562051822

Diamond specifications and retailer prices

From £1,379 GBP
As of November 6, 2026
Save £1,240 GBP (47%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £2,619 GBP at With Clarity · As of November 4, 2026
View at With Clarity

About this 1.02ct natural round diamond

This 1.02ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6562051822. Listed at 6 retailers as of November 4, 2026, with prices from £1,379 to £2,619, a £1,240 spread on the same certified stone. With Clarity lists it at £2,619. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6562051822
Dimensions6.38 × 6.42 × 3.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
6.38 mm6.42 mm1.02 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6562051822
Side View
Table 59.0%Crown 35.5°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.3%

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 6
Current: £1,379 GBP|Low: £1,379 GBP|High: £2,676 GBP|Avg: £1,859 GBP|-3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
With Clarity
November 6, 2026
Retailer 1£1,379 GBP
Retailer 3£1,658 GBP
Retailer 4£1,686 GBP
Retailer 5£1,726 GBP
Retailer 2£1,915 GBP
With Clarity£2,619 GBP

19 data points across 6 retailers

6 retailers£1,379 GBP to £2,619 GBP

A
Cheapest Retailer
-
£1,379 GBP
A
Retailer 2
-
£1,658 GBP
View
A
Retailer 3
-
£1,686 GBP
View
A
Retailer 4
-
£1,726 GBP
View
Final sale: no returns
B+
Retailer 5
-
£1,915 GBP
View
Most Expensive
B
With Clarity
6562051822 · Nov 4
£2,619 GBP
$3,525 USD
View
5 more retailers have this diamond
Prices start from £1,379 GBPSave up to £1,240 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
£1,379 GBP