Andrew Nethercott Antiques has dated this piece to the 1940s.
Thick bevelled glass in cast brass bezel.

There is a hack mechanism stop / setting function button to the left side of the case, to the right a push and turn hand setting knob.
The case can be locked with the winding key.
Diameter of the bezel 8,3/4" or 22cm.

Weight 3450 grams.
In very good all original condition with no damage or repair, the lacquer to the case part worn.
Winds fully and runs well keeping reasonable mechanical time over eight days.
An impressive extra large ships clock.
Andrew Nethercott Antiques has dated this piece to the 1940s.
Works of art, collectables, scientific and decorative antiques from the 17th - 20th century
You can view the stock and full dealer information on the Andrew Nethercott Antiques Profile Page