Super 1973 Swiss Tissot Tissonic Electronic Tuning Fork Watch (ESA 9162, F300Hz) Fully Serviced. This superb looking original vintage watch has been fully serviced following a complete strip down, clean, reassembly, and correct lubrication and timing. It has the iconic ESA chronometer electronic tuning fork movement, known as the hummer from its distinctive sound, and has been brought up to spec with the addition of the new, new old stock (NOS), and replacement parts listed below. Tissot Tissonic Electronic tuning fork watch. Tissot 2010 (ESA 9162) with serial no.
16685165 from 1973 year of manufacture, with quickset date function. Stainless steel Tissot type 40.800 with screw back cover. 38mm across not including the crown. Beautiful original Tissot blue dial with stylized sinusoidal design (to represent the F300 frequency waveform), with chrome hour markers. Note that edge of dial with paint wear is masked by the crystal in the assembled watch.
Original steel hands including steel sweep seconds hand. Leather strap, with matching Tissot signed s/steel buckle (T640), and spring bars. Correctly sized 344 button cell battery.
Only the best Moebius oils and grease have been used and applied correctly during the comprehensive service (types 9010, 9020, 8201 Moly, 8200, 8300, silicone). Light hand polish of case to reduce the appearance of any blemishes, and hand polish of the case back.
Crystal polished with specialist compound. The paint in-fills in the hour and minute hands has been expertly replaced with specialist compound to match the original. Extended test accuracy (on bench, dial up) is excellent, within a couple of seconds average per day. Other: As expected of a vintage watch there are minor signs of age/patina/marks etc, and this one is in very nice condition overall. As with most vintage watches it no longer has its original box or paperwork.Note that my vintage watches have no guarantee of being water resistant/proof, and you should assume they are not. The crown is pulled out to the mid stage to quickset the date in either direction; it is then pulled out a stage further in order to set the hands (or store the watch as this is also the power Off position). It is drawing 8/9 micro amps full-load current at 1.35/1.55V, and has been tested to work correctly over the 1.05 to 1.65V voltage range. All electrical resistance measurements of coils and transistor are satisfactory. Without revealing details this may also include the following. Sorry for any inconvenience in having to put these security measures in place. Guarantees or warranties given after dispatch. The images form the primary description of the item; please study them carefully as they take precedence over all written information. In Addition, for Watches and Clocks. This finite ability should not be unduly overestimated, and certainly should not be compared to the expectations of that of modern-day timepieces.
I consider a tolerance of +/-3 minutes per day accuracy to be good, and +/-1 min per day to be excellent, and most of my wristwatches are even better than this. This should be performed by a qualified and competent person at the buyers expense. In addition, unless specifically described as fully serviced/cleaned, it is to be assumed that all timepieces will require some level of service/repair from the time of their receipt, and at the buyers expense. As with any mechanical device, timepiece components can fail at any time, and often without warning e.The watches I sell have no guarantee of being waterproof regardless of their design or wording, and you should assume and care for them as though they are not. The item "1973 Tissot Tissonic Electronic Tuning Fork Watch ESA9162 F300 Fully Serviced" is in sale since Sunday, March 10, 2019. This item is in the category "Jewellery & Watches\Watches, Parts & Accessories\Wristwatches".time" and is located in Darlington, Durham. This item can be shipped to United Kingdom.