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The superior diamond guide

by

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The superior diamond guide

A passion for surprises

A foreword by Ulrik Hartmann

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Carat

Quick
fact

One carat is 0.20 gram, so a 5.00 carat diamond weighs exactly 1 gram. A carat is divided into 100 "points".

Worth its weight

Diamond pricing

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Nature's secret

The carob seed

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Diamond sizes

A descriptive chart

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Cut

Quick
fact

The relationship between the facets, table, crown and pavilion must be within precisely designated parameters for the light to be optimally dispersed through the diamond.

Unlocking the code

How to prepare a diamond

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A diamond's soul

The cut is essential

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Perfect proportions

Reflections and facets

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Diamond shapes

Our selected cuts

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Clarity

Quick
fact

Diamond clarity refers to the existence and visual appearance of internal characteristics of a diamond called inclusions.

Pure as ice

The evolution of diamonds

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Levels of clarity

Defining diamond clarity

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Clarity grading

The GIA clarity scale

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Colour

Quick
fact

The hue and the intensity of a diamond’s colouration are directly related to its value. A perfect diamond is totally transparent with not even a hint of colour.

Colour variations

White diamonds are colourless

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Colour grading

The GIA colour scale

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Fancy colours

Pink diamonds and more

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Confidence

Quick
fact

Hartmann's was established in 1997 by Ulrik Hartmann and is one of the leading experts on diamonds in Scandianvia.

The fifth ‘C’

Confidence in your jeweller

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This is not a diamond

‘Ceci n'est pas une pipe’

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Experience our store

Contact details and map

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