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Radiant|Natural|GIA

1.00ct G SI2 Radiant Natural Diamond

EX • G/SI2 • GIA 3555879177

Certificate GIA 3555879177

Diamond specifications and retailer prices

From £1,485 GBP
As of November 4, 2026
Save £2,067 GBP (58%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,551 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural radiant diamond

This 1ct 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 3555879177. Listed at 11 retailers as of November 4, 2026, with prices from £1,485 to £3,551, a £2,067 spread on the same certified stone. NZ Jewellers lists it at £3,551. 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
G
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3555879177
Dimensions7.07 × 4.89 × 3.25 mm
L/W Ratio1.45
Culet sizeNone
Top View
7.07 mm4.89 mm1.00 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555879177
Side View
Table 67.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 66.4%

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 4
Current: £3,551 GBP|Low: £808 GBP|High: £3,551 GBP|Avg: £1,432 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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 7, 2026
Retailer 10£808 GBP
Retailer 18£994 GBP
Retailer 8£1,157 GBP
Retailer 3£1,158 GBP
Retailer 6£1,260 GBP
Retailer 5£1,396 GBP
Retailer 16£1,485 GBP
Retailer 17£1,538 GBP
Retailer 4£1,544 GBP
Retailer 9£1,596 GBP
Retailer 14£1,610 GBP
Retailer 15£1,775 GBP
Retailer 2£1,845 GBP
Retailer 7£1,923 GBP
Retailer 12£1,957 GBP
Retailer 11£2,108 GBP
Retailer 13£2,968 GBP
NZ Jewellers£3,551 GBP

25 data points across 18 retailers

11 retailers£1,485 GBP to £3,551 GBP

Retailer 1
-
£1,260 GBP
Price last confirmed 23 days ago
A
Retailer 2
-
£1,485 GBP
View
A
Retailer 3
-
£1,538 GBP
View
A
Retailer 4
-
£1,610 GBP
View
B+
Retailer 5
-
£1,775 GBP
View
B+
Retailer 6
-
£1,845 GBP
View
Retailer 7
-
£1,923 GBP
View
Price last confirmed 26 days ago
B+
Retailer 8
-
£1,957 GBP
View
B+
Retailer 9
-
£2,108 GBP
View
B
Retailer 10
-
£2,968 GBP
View
Most Expensive
B
NZ Jewellers
fabae094-62cc-4ff4-80bd-fed0ed8f71de · Nov 5
£3,551 GBP
$4,753 USD
View
10 more retailers have this diamond
Prices start from £1,485 GBPSave up to £2,067 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 Radiant
£1,485 GBP