✅️✅️✅️ NOS ✅️✅️✅️ Seiko 6660 - 7030 Hand winding 18000 beat Prod : October 1966 Size : 35.5 mm (No crown ) Great conditions. NOS unused Rare model with unique design and,✅️✅️✅️ NOS ✅️✅️✅️ Seiko 6660 - 7030 Hand winding 18000 beat Prod : October 1966 Size : 35.5 mm (No crown ) Great conditions. NOS unused Rare model with unique design and,✅️✅️✅️ NOS ✅️✅️✅️ Seiko 6660 - 7030 Hand winding 18000 beat Prod : October 1966 Size : 35.5 mm (No crown ) Great conditions. NOS unused Rare model with unique design and,✅️✅️✅️ NOS ✅️✅️✅️ Seiko 6660 - 7030 Hand winding 18000 beat Prod : October 1966 Size : 35.5 mm (No crown ) Great conditions. NOS unused Rare model with unique design and,Yahoo!オークション -「6660」(セイコー) (さ行)の落札相場・落札価格