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Radiant|Natural|GIA

1.01ct G SI1 Radiant Natural Diamond

VG • G/SI1 • GIA 5423637900

Certificate GIA 5423637900

Diamond specifications and retailer prices

From £968 GBP
As of November 6, 2026
Save £2,865 GBP (75%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £3,833 GBP at Adiamor · As of November 5, 2026
View at Adiamor

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 SI1 clarity (slightly-included), with a very-good cut grade stated by the retailer rather than the lab and certified by GIA 5423637900. Listed at 19 retailers as of November 5, 2026, with prices from £968 to £3,833, a £2,865 spread on the same certified stone. Adiamor lists it at £3,833. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.01
Carat
G
Colour
SI1
Clarity
Very Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Very Good
PolishGood
SymmetryVery Good
FluorescenceVery Strong
OriginNatural
Grading LabGIA
CertificateGIA 5423637900
Dimensions6.02 × 5.01 × 3.66 mm
L/W Ratio1.20
Top View
6.02 mm5.01 mm1.01 ctG / SI1
OriginNatural
CutVery Good
PolishGood
SymmetryVery Good
FluorescenceVery Strong
CertificateGIA 5423637900
Side View
Table 68.0%CrownGirdle: THK-ETKPavilionCulet: NoneDepth 73.1%

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: £1,503 GBP|Low: £968 GBP|High: £2,454 GBP|Avg: £1,544 GBP|+1.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 7, 2026
Retailer 4£968 GBP
Retailer 8£994 GBP
Retailer 11£1,278 GBP
Retailer 3£1,293 GBP
Retailer 10£1,334 GBP
Retailer 6£1,383 GBP
Retailer 1£1,503 GBP
Retailer 9£1,527 GBP
Retailer 2£1,807 GBP
Retailer 5£1,880 GBP
Retailer 7£2,419 GBP

36 data points across 11 retailers

19 retailers£968 GBP to £3,833 GBP

A
Cheapest Retailer
-
£968 GBP
A
Retailer 2
-
£994 GBP
View
B+
Retailer 3
-
£1,249 GBP
View
B+
Retailer 4
-
£1,278 GBP
View
Final sale: no returns
Retailer 5
-
£1,293 GBP
View
Price last confirmed 10 days ago
B+
Retailer 6
-
£1,334 GBP
View
B+
Retailer 7
-
£1,383 GBP
View
Retailer 8
-
£1,384 GBP
View
Price last confirmed 9 days ago
B+
Retailer 9
-
£1,384 GBP
View
B+
Retailer 10
-
£1,449 GBP
View
B+
Retailer 11
-
£1,503 GBP
View
B+
Retailer 12
-
£1,527 GBP
View
B+
Retailer 13
-
£1,597 GBP
View
B+
Retailer 14
-
£1,597 GBP
View
Retailer 15
-
£1,807 GBP
View
Price last confirmed 33 days ago
B+
Retailer 16
-
£1,880 GBP
View
B
Retailer 17
-
£2,419 GBP
View
C
Retailer 18
-
£3,377 GBP
View
Most Expensive
C
Adiamor
D-50368245 · Nov 5
£3,833 GBP
$5,130 USD
View
18 more retailers have this diamond
Prices start from £968 GBPSave up to £2,865 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
£968 GBP