Designed for aviation, navigation, engineering, and scientific use, the rare Excel-O-Graph utilized a rotating bezel for precise calculations. Due to the extraordinaty Excelsior Park calibre 40.68 movement with low-mass Glucydur balance wheel, the watch was know to be one of the most accurate professional chronographs of the 20th century.

Model name: Excel-O-Graph
Reference #: n/a
Movement type: chronograph, manual wind
Calibre: EP40.68
Case material: stainless steel
Case back: press in
Dimensions: 43mm x 52mm
Bracelet: leather, rubber, or mil. spec. canvas
Water resistance: no
Production years: 1959 - 1978
Serial numbers: n/a
Application: aviation, navigation, engineering
Notes: 12 hr. recording, rotating slide rule bezel, most dials marked "Gallet by Racine" for the American market, center dial section in blue or grey
= Valuation =
Stainless Steel: $7,500.00 - $8,500.00 (rare)
14k Gold: $$10,000.00 - $12,000.00 (extra rare)
18k Gold: n/a
Tha Gallet Excel-O-Graph pilot's chronograph...
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Gallet Excel-O-Graph Instructions
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* Valuations for timepieces listed on Gallet World are based on an average of fair market prices, either quoted or realized in retail venues, auctions, and NAWCC national and regional shows. Values displayed are for complete timepieces in good working condition with original dials and components.
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