A vintage "Future Modern" classic watch from the 1964 period with a full 34mm and 38.75mm lug tip to lug tip and 18mm lug spacing. Fully signed, screw-down stainless-steel case back on the exterior of the case back. Minimal signs of wear commensurate with age and use. The timepiece is clearly visible as a skeleton through the glass, the hour and minute hands are white and fluorescent. The second hand is white. This combination of year of manufacture and the original glass with the accutron logo and accutron text is rare. The steel case has a diameter of 36 mm, the back is signed. The battery compartment can be easily opened with the included original and rare coin and a new battery can be installed. The watch is in perfect working condition. The 19 cm black leather strap is made of leather and is new. Stem Bulova 2140, battery 387 (original, mercury), 394 (replacement, silver oxide, adapter required) Data: 12.5''', Dm=Do= 28.75 mm, H= 5.5 mm (4.9 mm between plates) If the bottom / direct price has been offered the piece will be delivered complete with very rare box and even rarer Spaceview coin key with the documents.