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Radiant|Natural|GIA

1.01ct F SI1 Radiant Natural Diamond

ID • F/SI1 • GIA 2554949644

Certificate GIA 2554949644

Diamond specifications and retailer prices

From £1,712 GBP
As of November 6, 2026
Save £2,911 GBP (63%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £4,623 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.01ct natural radiant diamond

This 1.01ct natural radiant sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2554949644. Listed at 22 retailers as of November 5, 2026, with prices from £1,712 to £4,623, a £2,911 spread on the same certified stone. NZ Jewellers lists it at £4,623. 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
F
Colour
SI1
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.59°
Pavilion angle53.32°
OriginNatural
Grading LabGIA
CertificateGIA 2554949644
Dimensions7.24 × 5.02 × 3.46 mm
L/W Ratio1.44
Culet sizeNone
Key to symbols
Feather, Crystal, Needle
Top View
7.24 mm5.02 mm1.01 ctF / SI1
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2554949644
Side View
Table 66.0%Crown 46.59°Girdle: THN-STKPavilion 53.32°Culet: NoneDepth 68.9%

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: £2,341 GBP|Low: £1,712 GBP|High: £3,717 GBP|Avg: £2,410 GBP|+0.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 7, 2026
Retailer 8£1,712 GBP
Retailer 2£1,712 GBP
Retailer 3£2,145 GBP
Retailer 9£2,159 GBP
Retailer 1£2,341 GBP
Retailer 4£2,386 GBP
Retailer 5£2,575 GBP
Retailer 6£2,699 GBP
Retailer 7£3,697 GBP

28 data points across 9 retailers

22 retailers£1,712 GBP to £4,623 GBP

A
Cheapest Retailer
-
£1,712 GBP
A
Retailer 2
-
£1,712 GBP
View
B+
Retailer 3
-
£1,888 GBP
View
B+
Retailer 4
-
£1,981 GBP
View
B+
Retailer 5
-
£2,040 GBP
View
Final sale: no returns
B+
Retailer 6
-
£2,145 GBP
View
B+
Retailer 7
-
£2,159 GBP
View
Retailer 8
-
£2,211 GBP
View
Price last confirmed 9 days ago
B+
Retailer 9
-
£2,211 GBP
View
B+
Retailer 10
-
£2,296 GBP
View
B+
Retailer 11
-
£2,318 GBP
View
B+
Retailer 12
-
£2,341 GBP
View
B+
Retailer 13
-
£2,386 GBP
View
B+
Retailer 14
-
£2,406 GBP
View
Retailer 15
-
£2,477 GBP
View
Price last confirmed 31 days ago
B+
Retailer 16
-
£2,507 GBP
View
B+
Retailer 17
-
£2,551 GBP
View
B+
Retailer 18
-
£2,575 GBP
View
B+
Retailer 19
-
£2,699 GBP
View
B
Retailer 20
-
£3,230 GBP
View
B
Retailer 21
-
£3,697 GBP
View
Most Expensive
B
NZ Jewellers
e86153a1-c0ff-440b-9318-10e29ef12947 · Nov 5
£4,623 GBP
$6,188 USD
View
21 more retailers have this diamond
Prices start from £1,712 GBPSave up to £2,911 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 Radiant
£1,712 GBP