Vintage Chelsea Solid Brass Ship Clock Maritime Nautical Maritime .VINTAGE clock is Solid Brass & heavy! it appears in good working condition I ran the clock for 4 days it keeps good time and it sounds off every half hour . weighs 4lbs/14oz.it measures almost 5" in diameter(look at pictures)The glass face is solid, no cracks or haze. The top cover turns to unscrew and remove. The number 723331is stamped on the back of clock.There are some minor surface scratches and spots of ...discoloration on the brass. there is an engraving as seen in the pictures. Photos are part of the description. Shipping to Hawaii and Alaska extra.