Approx.35 x 40mm, very massive 18K gold case, high-frequency precision automatic movement(The heart of these watches is the Zenith automatic calibre 408 (or related versions). It works with an extremely high frequency of 36,000 vibrations per hour (bph). As a result, the second hand glides extremely fluidly and the watch achieves exceptional gait accuracy, brushed dial with date, central second, original leather strap with original buckle functional.