Seiko 5 6309-7150 Men’s Automatic Dress Vintage Watch, 1979 Mirexal while the lower dial is

while the lower dial is marked 17 Rubies

they enhance the watch’s balanced appearance and period-correct character

This makes the watch more functional than a simple time-only dress watch

maintaining the watch’s clean

emphasizing the precision-applied hour markers and framed day-date window at 3 o’clock

Seiko 5 6309-7150 Men’s Automatic Dress Vintage Watch, 1979 Mirexal while the lower dial isVintage Seiko 5 Dress Watch from 1979, Mens Automatic Caliber 6309 with a refined matte black dial and day date display, fully serviced and for sale in excellent condition. Seiko 5 1979 First impression 6309 7150 The Seiko 5 reference 6309 7150, produced in 1979, captures the essence of Japanese horology heritage in its purest dress watch form. With a 35 mm stainless steel case, polished round bezel, and minimalist matte black dial, this model