Round|Natural|GSI

1.30ct H I1 Round Natural Diamond

EX • H/I1

Diamond specifications and retailer prices

From £2,556 GBP
$3,425 USD
As of October 30, 2026
1 retailer carries this diamond
Only listing: £2,556 GBP at Shane Co
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Shane Co

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by GSI. Listed at a single retailer as of October 30, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
H
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGSI
Top View
6.82 mmWidth1.30 ctH / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGSI
Side View
Table 59.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 64.0%

Caratlytics Score

How it works →
C
Average
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Price History

Last verified: Oct 30
Current: £2,556 GBP|Low: £2,388 GBP|High: £2,556 GBP|Avg: £2,495 GBP|+7.0%
August 28, 2026
Shane Co£2,556 GBP

3 data points across 1 retailer

1 retailer

C
Shane Co
26D06FC · Oct 30
£2,556 GBP
$3,425 USD
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C
1.30ct Round
£2,556 GBP