SEIKO Seiko AT/Automatic PROSPEX PROSPEX Divers 200m 4R35-04V0 Light Blue Dial Tuna Can Works well. I am not an expert, so I don't know the details. Please refrain from purchasing if you are sensitive to used items. This is a used item. Please take a close look at the photos and make a purchase only if you are satisfied. Warranty has expired. Brand: Seiko/SEIKO Model Name: Prospex Target: Men's Material Rubber Belt Dial Color: Blue Light Blue Movement: Automatic Ref.No: 4R35 Accessories: Outer box, inner box, warranty card, instruction manual Case size (w): approx. 43mm Belt size: Free ☆To prevent replacement, No claims, no returns. Thank you for viewing.