Eppendorf

Vintage (Nov 1972) SEIKO 6139-6005, black dial, all original, serviced

Description: This beautiful Seiko automatic chronograph has just been serviced and is running very well. One issue is that vertical clutch is slipping. This means that the seconds hand runs fast, but this does not effect the overall timekeeping of the watch (because the seconds hand is separated from the minute and hour hands by the clutch). The case has a few marks. The dial is very clean. The hands and indices have been relumed. The crystal is new. The caseback has some numbers engraved by a previous owner. The outer bezel has a lot of wear to the red portion. Bear in mind that it is very easy to swap in another bezel (ideally an original in better condition)- so the watch could be "upgraded" at a later date. (This is something I could do). The bracelet is original. The gaskets have been changed but it would be better to assume that the watch is not water resistant. Case measures 42mm across excluding the crown, lug width 19mm Please see the other watches I have for sale. What does “fully serviced” mean? The watch movement is removed from the case. The case (and bracelet if there is one) is ultrasonically cleaned. The crystal is polished or replaced depending on condition. The case is not polished as this usually undesirable to collectors and detrimental to the value of the watch. The dial and hands are removed from the movement. These are generally not cleaned because a) it very difficult to clean a watch dial without damaging it, and b) many collectors like the look of vintage patina. So the only treatment they get is dust removal with air blower and Rodico (watchmaker's blue-tac). Hands and indices are not re-lumed as a lot of collectors view this as detrimental to the value of the watch. The movement is completely stripped down and all the parts are cleaned with solvents in the ultrasonic cleaner. Each part is then inspected for wear or damage, and cleaned by hand if necessary. Parts which are worn or damaged are replaced (either with a N.O.S. part, or if unavailable, then from a donor movement). The mainspring is replaced if it is at all out of shape. The watch is then re-assembled and lubricated. 6 different Moebius lubricants are used depending on the part. The watch is then regulated with a timing-machine software. (All watches have a regulator which speeds up or slows down the watch. The software listens to the watch via a microphone and calculates how many seconds per day it is gaining/losing. The regulator is tweaked until this figure is as close to zero as possible). The dial and hands are re-attached and the movement put back in the case. The watch is then worn for 2 days - 1 week to test it. During this time it is usually regulated again, as a watch's rate is usually different when worn compared to when static. For a vintage watch being within 30 sec/day is good (most factory specs were about that). If the watch is an automatic then this testing period also ensures that the auto-winding mechanism is functioning correctly.

Price: 495 GBP

Location: Bristol

End Time: 2024-10-17T16:26:40.000Z

Shipping Cost: 59.34 GBP

Product Images

Vintage (Nov 1972) SEIKO 6139-6005, black dial, all original, servicedVintage (Nov 1972) SEIKO 6139-6005, black dial, all original, servicedVintage (Nov 1972) SEIKO 6139-6005, black dial, all original, servicedVintage (Nov 1972) SEIKO 6139-6005, black dial, all original, servicedVintage (Nov 1972) SEIKO 6139-6005, black dial, all original, servicedVintage (Nov 1972) SEIKO 6139-6005, black dial, all original, servicedVintage (Nov 1972) SEIKO 6139-6005, black dial, all original, servicedVintage (Nov 1972) SEIKO 6139-6005, black dial, all original, serviced

Item Specifics

Return postage will be paid by: Buyer

Returns Accepted: Returns Accepted

After receiving the item, your buyer should cancel the purchase within: 14 days

Brand: Seiko

Department: Men

Type: Wristwatch

Movement: Mechanical (Automatic)

Number of Jewels: 17 Jewels

Style: Vintage

Year Manufactured: 1970-1979

Features: Chronograph

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