Radiant|Natural|GIA

1.23ct G SI1 Radiant Natural Diamond

EX • G/SI1 • GIA 6555766030

Certificate GIA 6555766030

Diamond specifications and retailer prices

From £2,086 GBP
As of November 5, 2026
13 retailers carry this diamond
Most expensive: £3,686 GBP at Wholesale Diamonds Direct · As of October 26, 2026
View at Wholesale Diamonds Direct

About this 1.23ct natural radiant diamond

This 1.23ct natural radiant sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6555766030. Listed at 13 retailers as of November 5, 2026. 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

1.23
Carat
G
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 6555766030
Dimensions7.71 × 5.36 × 3.54 mm
L/W Ratio1.44
Culet sizeNone
Top View
7.71 mm5.36 mm1.23 ctG / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6555766030
Side View
Table 68.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 66.0%

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 5
Current: £2,086 GBP|Low: £2,037 GBP|High: £3,831 GBP|Avg: £2,657 GBP|-2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Wholesale Diamonds Direct
November 5, 2026
Retailer 7£2,037 GBP
Retailer 1£2,086 GBP
Retailer 9£2,196 GBP
Retailer 10£2,202 GBP
Retailer 5£2,394 GBP
Retailer 4£2,453 GBP
Retailer 2£2,620 GBP
Retailer 11£2,622 GBP
Retailer 3£2,686 GBP
Retailer 6£2,719 GBP
Retailer 8£2,825 GBP
Retailer 12£3,434 GBP
Wholesale Diamonds Direct£3,686 GBP

36 data points across 13 retailers

13 retailers

Retailer 1
-
£2,037 GBP
Price last confirmed 10 days ago
A
Retailer 2
-
£2,086 GBP
View
Retailer 3
-
£2,196 GBP
View
Price last confirmed 10 days ago
Retailer 4
-
£2,202 GBP
View
Price last confirmed 9 days ago
Retailer 5
-
£2,394 GBP
View
Price last confirmed 9 days ago
Retailer 6
-
£2,453 GBP
View
Price last confirmed 9 days ago
Retailer 7
-
£2,620 GBP
View
Price last confirmed 9 days ago
Retailer 8
-
£2,622 GBP
View
Price last confirmed 10 days ago
Retailer 9
-
£2,686 GBP
View
Price last confirmed 9 days ago
Retailer 10
-
£2,719 GBP
View
Price last confirmed 9 days ago
Retailer 11
-
£2,825 GBP
View
Price last confirmed 10 days ago
Retailer 12
-
£3,434 GBP
View
Price last confirmed 9 days ago
Most Expensive
Wholesale Diamonds Direct
323725518 · Oct 26
£3,686 GBP
$4,934 USD
View
Price last confirmed 11 days ago
12 more retailers have this diamond
Prices start from £2,086 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
1.23ct Radiant
£2,086 GBP