- Museum number
SILVER, BRASS AND TORTOISE-SHELL(?) PAIR-CASED VERGE WATCH WITH DATE AND LUNAR INDICATIONS [OUTER CASE NOT ORIGINAL].
Pierced silver regulator plate.
Silver dial with date around the outside and the age and phase of the moon in an aperture. Dial centre engraved with a depiction of Perseus and Andromeda.
Pierced gilt hour hand probably not original.
Plain silver inner case. The associated brass outer case which has silver rims and now lacks its outer tortoise-shell? cover has an added silver inner rim to marry it to the inner case. With orange-coloured watch paper.
Great wheel 50
2nd wheel 40 6
3rd wheel 35 6
Contrate wheel 30 6
Escape wheel 15 6
Pinion [a] of 8 is mounted on a square on the extended great wheel arbor and drives wheel [b] of 32 which carries the hour hand - 12 hours
Integral with wheel [b] is pinion [c] of 8 which drives wheel [d] of 32 - 48 hours.
Integral with wheel [d] is pinion [e] of 2 which drives moonphase wheel of 59 - 29½ days
Wheel [d] also drives wheel [f] of 16 - 24 hours
Integral with wheel [f] is pinion [g] of 3 which drives the date wheel of 93 -31days
- Production date
Diameter: 57.01 millimetres (watch-paper)
- Not on display
- Latest: 3 (2016)
- Acquisition date
- Britain, Europe and Prehistory
- Registration number