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More about… beryl

In its pure form, beryl is a colourless mineral. The first eyeglasses in the late Middle Ages were made from this polished stone. In fact, this is where the Dutch and German words for 'glasses' comes from ('bril' and 'Brille', respectively).

The various impurities give beryl its various hues. Logical, since the beryl group encompasses aquamarine, morganite and emerald, among others. Aquamarine also means 'water from the sea'. The stone comes in sea-green – the favourite colour ...

More about… peridot

When the mineral olivine is of gemstone quality it is called peridot. This exquisite stone has been mined for thousands of years.

Peridot is one of the few gemstones that only come in one colour: bottle or olive green. Of course, the intensity and tint of the colour can vary based in the quantity of iron in the stone. Peridot can be found in meteriorites, and as far as we know, peridot is the only gemstone that exists in space. Peridot also exists in volcanic rock. Crusaders brought ...

More about… tourmaline

Tourmaline is the name for a group of gemstones that are all made up of the same crystalline structure. They come in various colours.

The pink and red variety of tourmaline is called Rubellite. There are green and yellow tourmalines and even watermelon tourmalines with a pink core and green outer edge (or vice versa): exactly the colours of the red flesh and the green peel of a watermelon. There are many tourmalines comprised of two colours. Hence the name, which is derived from the ...

More about… sapphires

Pure forms of the mineral corundum are known as the gemstones sapphire and ruby. All corundum of gemstone quality that is not red is sapphire. There are green and yellow sapphires, but the colour that is most often associated with this stone is blue.

Cornflower blue, dark blue or steel blue: they come in many hues. Good-quality blue sapphires are one of the most valuable gemstones. This stone has been beloved from time immemorial, and people have ascribed all sorts of characteristics to ...

Is a sapphire always blue?

The sapphire has been a beloved gemstone almost since time began. All sorts of special qualities are attributed to this exquisite coloured stone, such as strength, prosperity, honour and even immortality. More than anything, this blue stone is simply amazingly beautiful. But is a sapphire always blue?

In the past all blue stones were called 'sapphire'. It wasn't until the beginning of the 19th century that they were considered to be an independent stone (together with the ruby) within ...

The comeback of the pearl

The pearl is back in fashion. Not surprisingly, since pearls are actually always good. Sleek, hip, contemporary and authentic, a nice strand of pearls goes with every outfit. There are pearls in many price classes and qualities. JeSse uses high-quality Tahitian and South Sea pearls in her jewellery. The form and lustre (shine) of the pearl are important. Because a real pearl is a natural product, no two pearls are exactly alike. This means that you sometimes have to look a long time to ...

Diamonds are forever…

The new James Bond film Skyfall premièred last month. When you hear the name James Bond you immediately think of beautiful women, fast cars, clever gadgets and... diamonds.

And that's something we're good in. With all the beautifully coloured gemstones that are used in JeSse's collection you might almost forget that Luciënne Jesse was originally a 'diamond girl'. Her grandfather had a diamond cutting company before the war and Luciënne's father was a diamond merchant. It was through him ...
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