Seiko 5 Sports "Skeleton Dial" SRPJ45K1 for $318 for sale from a Seller on Chrono24
Rare Seiko 5 Automatic Watch Made in Japan Beautiful White - Etsy Hong Kong
Sold at Auction: A Seiko 5 Skeleton Automatic Gents Watch. Expandable stainless steel strap. Stainless steel case - 37mm. Black dial with day/date window. In good condition and working order.
Seiko SRPJ47K1 5 Sports Sonar Skeleton Special Edition... for $335 for sale from a Seller on Chrono24
At Auction: A Vintage Seiko 5 Automatic 21 Jewel Gents Watch. Stainless steel strap and case with skeleton back - 37mm. Gold-tone dial with day/date window. In good condition and working order.