No Image Lot 431 Vintage Seiko Silver Wave Gents Quartz Watch ref:7123-8370, serial number dates this watch to April 431Vintage Seiko Silver Wave Gents Quartz Watch ref:7123-8370, serial number dates this watch to April Cottees Auctions Vintage Seiko Silver Wave Gents Quartz Watch ref:7123-8370, serial number dates this watch to April 1981. Requires new battery fitting Add to watchlist Live