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Round|Natural|GIA

1.01ct E SI2 Round Natural Diamond

EX • E/SI2 • GIA 6502600111

Certificate GIA 6502600111

Diamond specifications and retailer prices

From £2,548 GBP
As of November 5, 2026
Save £3,132 GBP (55%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £5,680 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural round diamond

This 1.01ct 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 6502600111. Listed at 20 retailers as of November 5, 2026, with prices from £2,548 to £5,680, a £3,132 spread on the same certified stone. NZ Jewellers lists it at £5,680. 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

1.01
Carat
E
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6502600111
Dimensions6.53 × 6.51 × 3.93 mm
L/W Ratio1.00
Star length50%
Lower girdle80%
Top View
6.53 mm6.51 mm1.01 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6502600111
Side View
Table 60.0%Crown 33°Girdle: MediumPavilion 41.4°Culet: NoneDepth 60.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: £5,680 GBP|Low: £2,272 GBP|High: £5,680 GBP|Avg: £3,620 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 4£2,645 GBP
Retailer 6£2,727 GBP
Retailer 7£2,954 GBP
Retailer 9£2,954 GBP
Retailer 2£3,282 GBP
Retailer 8£3,408 GBP
Retailer 3£3,446 GBP
Retailer 5£5,192 GBP
NZ Jewellers£5,680 GBP

41 data points across 9 retailers

20 retailers£2,548 GBP to £5,680 GBP

B+
Cheapest Retailer
-
£2,548 GBP
B+
Retailer 2
-
£2,599 GBP
View
B+
Retailer 3
-
£2,645 GBP
View
B+
Retailer 4
-
£2,704 GBP
View
B+
Retailer 5
-
£2,727 GBP
View
Final sale: no returns
B+
Retailer 6
-
£2,809 GBP
View
B+
Retailer 7
-
£2,954 GBP
View
Retailer 8
-
£2,954 GBP
View
Price last confirmed 8 days ago
B+
Retailer 9
-
£2,954 GBP
View
B+
Retailer 10
-
£3,215 GBP
View
B+
Retailer 11
-
£3,282 GBP
View
B+
Retailer 12
-
£3,329 GBP
View
B+
Retailer 13
-
£3,329 GBP
View
B+
Retailer 14
-
£3,408 GBP
View
B
Retailer 15
-
£3,440 GBP
View
B+
Retailer 16
-
£3,446 GBP
View
Retailer 17
-
£3,688 GBP
View
Price last confirmed 14 days ago
B
Retailer 18
-
£5,192 GBP
View
B
Retailer 19
-
£5,365 GBP
View
Most Expensive
B
NZ Jewellers
f35699df-47f2-48b4-832c-30873100abc1 · Nov 5
£5,680 GBP
$7,645 USD
View
19 more retailers have this diamond
Prices start from £2,548 GBPSave up to £3,132 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.

B+
1.01ct Round
£2,548 GBP