S03. Seiko Automatic Weekdater Diashock 8306 Sea Lion M99

Seiko Automatic Weekdater Diashock Calibre 8306 M99

A stunning vintage automatic watch, Seiko Weekdater Sea Lion M99 Diashock 30 Jewels with Day Date in excellent working condition. The raised blue crystal dial markers give the watch a classic look complemented by nice clean white dial.

Condition: Ready to wear. Timekeeping accuracy is very good for a watch of its age, produced between 1971 -1983.

Brand: Seiko
Model: Weekdater 8040, 30 Jewels, Sea Lion M99 Diashock
Movement/Calibre: 8306, automatic and manual winding with day-date but no hacking function.
Case diameter: 35mm, 37.5mm with crown (unsigned)
Lug to lug: 41 mm.
Lug size: 20 mm
Case and Bracelet: case Single piece, stainless-steel. Bracelet not original.
Dial: Original, clean white dial with raised blue crystal markers on top. Day date at 3 o'clock. Stainless steel hour, minute and second hands.
Crystal: Acrylic
Water resistant: waterproof ( untested)
Time accuracy shift: less than 1 minute per day

Price: RM550

Please note: The accuracy of vintage watches is inferior to its quartz counterpart. This mechanical watches were never known for their accuracy, so timekeeping accuracy is not guaranteed. No box or certificate will be available, since this is a vintage watch.