A French Ovale 18th C Ivory Diptych dial.

A French Ovale 18th C Ivory Diptych dial.

Stock Number: 391001 a

P.O.A.

Dimensions

6,5 x 5 x 1,2 cm.

Circa

first half 1th C

Country of manufacture

France

Category: Portable Sundials

Description

An Ovale French Ivory Diptych dial consisting of two leaves that fold together, first part 18th C .The top of the lid, with round edge is blank with the the brass hinges, Pins of the plump line, Gnomon string and hole for closing pin. A brass pointer is mounted on the lid to act as a plumb line (string Gnomon is missing). The hour-scale, nummered clockwise 5 – 12 -7 in black is subdived in 15 minutes and corresponds to the latitude of about 49°  what is Paris. A blued Iron needle (with some oxidation) surmounted by a brass pivot and a original cracked glass plate , fixed by a brass wire over all.  The paperdial with a 16 points rose have a fleur de lys at twelve with a circle graduated 0-90-0-90-0° The underside , with rounding edge, is coloured during the time and you can see an imprint with a crack of the inside compass. Two brass hook fasteners and hinges are original. Measurements 6,5 x 5 x 1,2 cm.

Look for shop information on www.vanleestantiques.com 

 

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NL Van Leest Antiques

Van Leest Antiques

Van Leest Antiques, based in Utrecht in the Netherlands, specialises in antique scientific and medical instruments. Their collection covers mainly scientific and medical antique instruments: barometers, globes and planataria, nautical instruments, anatomical models, and pharmacy items. Toon Van Leest travels regularly in Europe and visits trade fairs, auctions, and antique dealers to collect stock and to find pieces to fulfil his clients' unusual requests.

As well as being an avid antique collector and dealer, Toon Van Leest is also a dentist. He believes that antiques are a stable investment, not reliant on trends or fashion, and have truly lasting value. Above all, he says, antiques are timeless and never lose their beauty.