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Round|Natural|GIA

1.00ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6552641292

Certificate GIA 6552641292

Diamond specifications and retailer prices

From £1,034 GBP
As of November 5, 2026
Save £923 GBP (47%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,957 GBP at Wholesale Diamonds Direct · As of November 4, 2026
View at Wholesale Diamonds Direct

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552641292. Listed at 7 retailers as of November 4, 2026, with prices from £1,034 to £1,957, a £923 spread on the same certified stone. Wholesale Diamonds Direct lists it at £1,957. 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

1.00
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6552641292
Dimensions6.35 × 3.99 × 3.99 mm
L/W Ratio1.59
Culet sizeNone
Top View
6.35 mm3.99 mm1.00 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552641292
Side View
Table 58.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.6%

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: £1,034 GBP|Low: £890 GBP|High: £2,063 GBP|Avg: £1,484 GBP|-2.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Wholesale Diamonds Direct
November 5, 2026
Retailer 6£890 GBP
Retailer 1£1,034 GBP
Retailer 5£1,201 GBP
Retailer 4£1,281 GBP
Retailer 9£1,486 GBP
Retailer 2£1,519 GBP
Retailer 3£1,562 GBP
Retailer 8£1,820 GBP
Retailer 7£1,873 GBP
Wholesale Diamonds Direct£1,957 GBP

17 data points across 10 retailers

7 retailers£1,034 GBP to £1,957 GBP

A
Cheapest Retailer
-
£1,034 GBP
A
Retailer 2
-
£1,201 GBP
View
A
Retailer 3
-
£1,281 GBP
View
A
Retailer 4
-
£1,486 GBP
View
A
Retailer 5
-
£1,519 GBP
View
A
Retailer 6
-
£1,562 GBP
View
Most Expensive
A
Wholesale Diamonds Direct
594048675 · Nov 4
£1,957 GBP
$2,634 USD
View
6 more retailers have this diamond
Prices start from £1,034 GBPSave up to £923 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
£1,034 GBP