Chelsea Clock Company 10" Special Dial Base & Ball with Superb Original Verde finish. Early large dial Chelsea clocks with original finish are exceedingly difficult to find. This example has a Verde finish in very fine condition and also has an unusual gold dial with raised numerals and pierced hands. Serial number 20246 on the movement and case bottom dates the clock to 1905. The ships bell movement has been overhauled and is in good running order.