Vintage Seiko Stainless Steel Diver. The model number of this Seiko is 6105-8119. The case is stainless steel. The case measures 45mm in diameter. Featuring a black dial with large white & stainless steel hour markers surrounded by a 60 minute graduated diving timing bezel. This Seiko is accompanied by a generic stainless steel bracelet with folding lock clasp stamped "Stainless Steel". The caseback is stamped "SEIKO STAINLESS STEEL 6105-8119 WATER RESISTANT 131342 JAPAN A". Caseback must be opened by a watchmaker. The serial number of this Seiko is 131342. Condition: (Very Good).