Watch Glossary
1676 horological terms explained
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Secular rateHistory
Long-term changes in watch accuracy caused by wear, aging, and environmental factors
Service Dial Replacement ProvenanceHistory
Documentation establishing authenticity and sourcing of historically replaced dials.
Service History DocumentationHistory
Auction term for letters, receipts, and service records proving professional maintenance chain.
Speculation WatchHistory
Collector slang for recently released limited edition purchased primarily for resale appreciation.
Spring steelHistory
Specialized steel alloy used in hairsprings and mainsprings for its elasticity and durability
Swan neck regulatorHistory
Elegant S-shaped bracket used to adjust the hairspring length for fine timekeeping adjustments