Description:  1971 Accutron Astronaut Mark II

Model Name

Accutron Astronaut Mark II

Case Date


Case Serial


Signature Locations

Outside case, movement, dial, crowns

Case Signature Format



2185 (Accutron, tuning fork)

Case Material Description

Stainless Steel

Case Dimensions

42.6mm lug to lug x 41mm without crown

Case Type

Screw back with retainer ring, cushion

Crystal Specifications

29.6mm, round

Other Details

Back of case also reads, "Patented"


1971 Astronaut Mark II