40mmMaximum arm circumference: approx.
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Montres B.D. SA Les Breuleux Lemania Chronograph.
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I sued to have a second Tutima chrono, I must have sold it without these instructions. If you have Tutima chrono with no papers, this could be for you.
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13CH 1340 1873 5100 etc. If your watch does not yet need a service, keep one for future use, as these are getting harder and harder to find. These mainsprings are produced inSwitzerland byGenerale Ressorts, one of the biggest (if not the biggest) and most reputable mainspring manufacturers in the world.
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1970s era Porsche Design Chronograph 1 d ial in excellent condition. In all original condition, matte black dial is free of any blemishes.
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Discontinued model from the 1990's. Swiss made. Limited edition. Palladium coated case. The caliber easily withstands acceleration in excess of 7G without appreciable loss of accuracy. Good legibility likewise ranked among the strong points of the Lemania 5100.
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It's an easy process!
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