Vintage THOMAS MERCER 20316 Marine Ship Chronometer 56 Hours Dated ER 1953
Item History & Price
56 Hours Power Reserve Marine Chronometer
Dial Stamped:19ER53
Chronometer Operation:
The chronometer has not been used since the mid 1980'sSince that time, no service of the mechanism has been performed as I do not know any watchmaker, expert in this marine chronometer to entrust it to.Despite having over 30 years since it was last serviced, the chronometer works non stop for 34 hours with an accuracy of +20 sec / 24h.At around the 34th hour of operat...ion it stops, but resumes operation if tilted.After a couple of minutes of operation, it stops again and resumes again if tilted.
I repeated the above process only 2 times to avoiding any unnecessary wear.
Condition:
The chronometer and it's case, are in their original condition.No kind of restoration, or replacement of any parts has been performed.
The item in auction is exactly as and what you see in the high resolution photos.I wish to clarify, that I am not a watchmaker or an expert in marine chronometers.Ι present my observations according to my general experience in watches.
Case Dimensions:Width: 18.5cmLength:18.5cmHeight: 16.5cm
Chronometer Dimensions:Dial Diameter: 12cm
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