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Round|Natural|GIA

1.01ct I SI1 Round Natural Diamond

EX • I/SI1 • GIA 6552633773

Certificate GIA 6552633773

Diamond specifications and retailer prices

From £1,481 GBP
As of November 6, 2026
Save £2,534 GBP (63%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: £4,014 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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552633773. Listed at 25 retailers as of November 5, 2026, with prices from £1,481 to £4,014, a £2,534 spread on the same certified stone. NZ Jewellers lists it at £4,014. 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
I
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 6552633773
Dimensions6.42 × 6.45 × 3.91 mm
L/W Ratio1.00
Culet sizeNone
Key to symbols
Feather, Pinpoint
Top View
6.42 mm6.45 mm1.01 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6552633773
Side View
Table 59.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.9%

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: £4,014 GBP|Low: £1,464 GBP|High: £4,014 GBP|Avg: £2,197 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 8
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Retailer 11
Retailer 12
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Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
November 6, 2026
Retailer 2£1,481 GBP
Retailer 3£1,483 GBP
Retailer 9£1,679 GBP
Retailer 14£1,719 GBP
Retailer 11£1,771 GBP
Retailer 23£1,820 GBP
Retailer 13£1,837 GBP
Retailer 4£1,898 GBP
Retailer 6£1,920 GBP
Retailer 8£1,920 GBP
Retailer 10£1,969 GBP
Retailer 7£2,008 GBP
Retailer 20£2,019 GBP
Retailer 5£2,024 GBP
Retailer 19£2,060 GBP
Retailer 17£2,207 GBP
Retailer 12£2,216 GBP
Retailer 21£2,250 GBP
Retailer 18£2,288 GBP
Retailer 24£2,310 GBP
Retailer 22£2,343 GBP
Retailer 15£2,788 GBP
Retailer 16£2,866 GBP
Retailer 25£3,364 GBP
NZ Jewellers£4,014 GBP

20 data points across 25 retailers

25 retailers£1,481 GBP to £4,014 GBP

A
Cheapest Retailer
-
£1,481 GBP
A
Retailer 2
-
£1,483 GBP
View
A
Retailer 3
-
£1,679 GBP
View
A
Retailer 4
-
£1,719 GBP
View
A
Retailer 5
-
£1,771 GBP
View
Final sale: no returns
A
Retailer 6
-
£1,820 GBP
View
A
Retailer 7
-
£1,837 GBP
View
B+
Retailer 8
-
£1,898 GBP
View
B+
Retailer 9
-
£1,920 GBP
View
Retailer 10
-
£1,920 GBP
View
Price last confirmed 8 days ago
B+
Retailer 11
-
£1,969 GBP
View
B+
Retailer 12
-
£2,008 GBP
View
B+
Retailer 13
-
£2,019 GBP
View
B+
Retailer 14
-
£2,024 GBP
View
B+
Retailer 15
-
£2,060 GBP
View
B+
Retailer 16
-
£2,207 GBP
View
B+
Retailer 17
-
£2,216 GBP
View
Retailer 18
-
£2,230 GBP
View
Price last confirmed 30 days ago
B+
Retailer 19
-
£2,250 GBP
View
B+
Retailer 20
-
£2,310 GBP
View
B+
Retailer 21
-
£2,343 GBP
View
B
Retailer 22
-
£2,788 GBP
View
B
Retailer 23
-
£2,866 GBP
View
B
Retailer 24
-
£3,364 GBP
View
Most Expensive
B
NZ Jewellers
63f43d3d-7aa9-4196-8292-634f7940fa71 · Nov 5
£4,014 GBP
$5,403 USD
View
24 more retailers have this diamond
Prices start from £1,481 GBPSave up to £2,534 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
1.01ct Round
£1,481 GBP