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Radiant|Natural|GIA

1.01ct G SI2 Radiant Natural Diamond

EX • G/SI2 • GIA 2557187340

Certificate GIA 2557187340

Diamond specifications and retailer prices

From £1,071 GBP
As of November 6, 2026
Save £2,470 GBP (70%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £3,541 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2557187340. Listed at 16 retailers as of November 5, 2026, with prices from £1,071 to £3,541, a £2,470 spread on the same certified stone. NZ Jewellers lists it at £3,541. 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
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2557187340
Dimensions7.10 × 5.04 × 3.32 mm
L/W Ratio1.41
Top View
7.10 mm5.04 mm1.01 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2557187340
Side View
Table 66.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 65.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £3,541 GBP|Low: £1,031 GBP|High: £3,541 GBP|Avg: £1,592 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 7, 2026
Retailer 8£1,071 GBP
Retailer 7£1,135 GBP
Retailer 3£1,311 GBP
Retailer 5£1,404 GBP
Retailer 13£1,452 GBP
Retailer 6£1,505 GBP
Retailer 9£1,555 GBP
Retailer 2£1,563 GBP
Retailer 11£1,601 GBP
Retailer 12£1,661 GBP
Retailer 10£1,955 GBP
Retailer 4£2,536 GBP
NZ Jewellers£3,541 GBP

34 data points across 13 retailers

16 retailers£1,071 GBP to £3,541 GBP

A
Cheapest Retailer
-
£1,071 GBP
A
Retailer 2
-
£1,135 GBP
View
Final sale: no returns
A
Retailer 3
-
£1,311 GBP
View
Retailer 4
-
£1,377 GBP
View
Price last confirmed 13 days ago
A
Retailer 5
-
£1,391 GBP
View
A
Retailer 6
-
£1,404 GBP
View
A
Retailer 7
-
£1,452 GBP
View
A
Retailer 8
-
£1,505 GBP
View
A
Retailer 9
-
£1,555 GBP
View
A
Retailer 10
-
£1,563 GBP
View
A
Retailer 11
-
£1,601 GBP
View
A
Retailer 12
-
£1,661 GBP
View
Retailer 13
-
£1,718 GBP
View
Price last confirmed 67 days ago
B+
Retailer 14
-
£1,955 GBP
View
B
Retailer 15
-
£2,536 GBP
View
Most Expensive
B
NZ Jewellers
cb664489-0865-4d01-9233-2a06f8e5ac7f · Nov 5
£3,541 GBP
$4,740 USD
View
15 more retailers have this diamond
Prices start from £1,071 GBPSave up to £2,470 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
£1,071 GBP