Vintage Seiko Gold Plated 5P31 5C50 Dress Watch Men Quartz Watch Japan Square Tank Shape 28mm - Etsy,SEIKO QUARTZ 5P31-5C50 メンズクォーツウォッチ,SEIKO QUARTZ 5P31-5C50 メンズクォーツウォッチ,SOLD ELEGANT SEIKO SIMPLE INDEX Ref. 5P31-8000 Quartz Seiko movement Cal. 5P31 All original part (head) Size 33 mm Lug width 18 mm Vintage and very good condition #seiko #seikovintage #seikoelegant #seikosimple #,ELEGANT SEIKO ROMAN INDEX Ref. 5P31-5190 Quartz Seiko movement Cal. 5P31 All original part (head) New leather strap Nickel alloy case Size 28 x 36 mm Lug width 17 mm Vintage and,