CASE: Three body, solid, polished, stepped inclined bezel, faceted lugs, screwed-down case back engraved with: Tim Sharpe, May 31, 1951DIAL: Silver with applied Arabic numerals, subsidiary guilloché dials for the seconds, 12-hour and 30-minute registers, outer 1/5th seconds/minute track. Luminous baton hands.MOVEMENT: Rhodium-plated, 17 jewels, straight-line lever escapement, monometallic balance, self-compensating Breguet balance spring, index regulator. Dial, case and movement signed. DIAM: 35 mm. THICKNESS: 13 mm.