Radiant|Natural|GIA

1.01ct H SI1 Radiant Natural Diamond

GD • H/SI1 • GIA 2245009587

Certificate GIA 2245009587

Diamond specifications and retailer prices

From £1,109 GBP
As of November 6, 2026
Save £1,468 GBP (57%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £3,221 GBP at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.01ct natural radiant diamond

This 1.01ct natural radiant sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade stated by the retailer rather than the lab and certified by GIA 2245009587. Listed at 23 retailers as of November 4, 2026, with a 132% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
H
Colour
SI1
Clarity
Good
Cut (retailer stated)

Specifications

Cut (retailer stated)Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2245009587
Dimensions6.96 × 4.98 × 3.37 mm
L/W Ratio1.40
Girdle conditionPolished
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
6.96 mm4.98 mm1.01 ctH / SI1
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 2245009587
Side View
Table 66.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 67.7%

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: £3,221 GBP|Low: £1,100 GBP|High: £3,283 GBP|Avg: £1,721 GBP|+1.0%
Queensmith
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 17£1,109 GBP
Retailer 11£1,163 GBP
Retailer 6£1,361 GBP
Retailer 5£1,376 GBP
Retailer 3£1,420 GBP
Retailer 14£1,423 GBP
Retailer 10£1,535 GBP
Retailer 12£1,537 GBP
Retailer 7£1,539 GBP
Retailer 4£1,578 GBP
Retailer 2£1,602 GBP
Retailer 8£1,606 GBP
Retailer 18£1,626 GBP
Retailer 9£1,771 GBP
Retailer 15£1,800 GBP
Retailer 13£2,003 GBP
Retailer 16£2,577 GBP
Queensmith£3,221 GBP

28 data points across 18 retailers

23 retailers£1,109 GBP to £2,577 GBP

A
Cheapest Retailer
-
£1,109 GBP
A
Retailer 2
-
£1,163 GBP
View
B+
Retailer 3
-
£1,361 GBP
View
Final sale: no returns
B+
Retailer 4
-
£1,376 GBP
View
B+
Retailer 5
-
£1,420 GBP
View
B+
Retailer 6
-
£1,423 GBP
View
B+
Retailer 7
-
£1,446 GBP
View
Retailer 8
-
£1,535 GBP
View
Price last confirmed 22 days ago
Retailer 9
-
£1,535 GBP
View
Price last confirmed 20 days ago
B+
Retailer 10
-
£1,537 GBP
View
B+
Retailer 11
-
£1,539 GBP
View
B+
Retailer 12
-
£1,577 GBP
View
B+
Retailer 13
-
£1,578 GBP
View
B+
Retailer 14
-
£1,602 GBP
View
Retailer 15
-
£1,606 GBP
View
Price last confirmed 22 days ago
B+
Retailer 16
-
£1,626 GBP
View
Retailer 17
-
£1,771 GBP
View
Price last confirmed 19 days ago
B+
Retailer 18
-
£1,800 GBP
View
Retailer 19
-
£1,904 GBP
View
Price last confirmed 33 days ago
B
Retailer 20
-
£2,003 GBP
View
B
Retailer 21
-
£2,577 GBP
View
Retailer 22
-
£3,209 GBP
View
Price last confirmed 21 days ago
Most Expensive
Queensmith
2245009587 · Oct 28
£3,221 GBP
View
Price last confirmed 9 days ago
22 more retailers have this diamond
Prices start from £1,109 GBPSave up to £1,468 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
£1,109 GBP