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Serial Numbers
Elgin
Hamilton
Illinois
South Bend
Waltham
Longines
Patek Philippe
Vacheron & Constantin
Illustrations
Manual Wind Movement - Dial Side
Manual Wind Movement - Bridge Side
Chronograph Mechanism - Pillar Wheel Type
Chronograph Mechanism - Non-Pillar Wheel Type
Resources
Resources for Identification
Useful Information for Searches
Watch Trademarks
Watch Manufacturers Trade Marks
More
Do Your Own Your Watch?
Swiss Brands with Restrictive Parts Policies
Horology Matters Yahoo Group
U.S. Government Time -NIST
Search for Vintage Watch Parts & Obsolete Watch Parts
Pillar Wheel Chronograph
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Guide to Part Numbers
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