GRAND SEIKO Ref.6145-8020 CAL.6145A Date 36mm Auto SS Mineral Glass Men's watch,Yahoo!オークション -「6146-8020」(セイコー) (さ行)の落札相場・落札価格,Grand Seiko 6145-8020 from 1969 (Serviced) – Paleh,GRAND SEIKO Ref.6145-8020 CAL.6145A Date 36mm Auto SS Mineral Glass Men's watch,GRAND SEIKO 6145-8020 ハイビート 36000 通称,