OW - Selectron Calculator - ow-watch
Ollech and Wajs Zurich 1956 OW vintage watch Swiss made SELECTRON CALCULATOR OW004
Ollech and Wajs Zurich 1956 OW vintage watch Swiss made SELECTRON CALCULATOR OW004

Ow - Selectron Calculator

Standing its ground as the Breitling Navitimer’s historical challenger, the Selectron’s slide rule enables its user to perform simple arithmetic operations, conversions and other calculations making it extremely handy in a time before calculators.

Specification

REFERENCE: OW004

YEAR: 1969

DIMENSIONS: 1.5 inches

CASE: stainless steel, screw-down case back, screw-down crown, slide-rule rotating bezel

WATER RESISTANCE: 660 ft/20 ATM

MOVEMENT: Mechanical 17R, Hours Minutes Seconds Date