Important Collectors’ Wristwatches, P...

Geneva, Mandarin Oriental Hotel Du Rhône, May 13, 2007

LOT 78

?Bulle Electric Wall Regulator? Bulle-Clock, Patented, retailed by A.H. Rodanet, 36, Rue Vivienne, Paris. Made circa 1920. Fine and rare, early, electric wall regulator with glazed brass case.

CHF 1,000 - 1,500

EUR 600 - 900 / USD 800 - 1,200

Sold: CHF 1,416

C. Rectangular, molded brass, the sides and front door with beveled glass, black painted metal backboard. D. Cream varnished paper dial with black Paris numerals, outer minute track, cut-away center to view the mechanism, brass borders. Blued steel ?spade? hands. M. Brass, electromagnetic pendulum with rating nut, electrical contacts. Dial signed. Dim. 30 x 19 x 11 cm. Property of a French Gentleman


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Grading System
Grade: AA

Very good
Case: 3-7

Good

Oxidized
Movement: 3*

Good

Overhaul recommended, at buyer's expense
Dial: 4-7-01

Fair

Oxidized

HANDS Original

Notes

The electric mechanism used in the Bulle electric clocks is the reverse of that used by Hatot. The Bulle system has the electromagnetic coil sited at the end of the pendulum and the curved bar magnet is fixed to the frame.