22mm Super Jubilee 316L SS Watch Band for SEIKO 6309-7040, 7049, Wetsuit Ratchet Buckle Shipping Estimate : 7 - 10 Business Days within US. Material: 316L Stainless Steel, all solid links include end links Buckle type : Button Control Diver Wetsuit Ratchet Extension Clasp Finish: Brushed and Polished Center Design to fit : Seiko Scuba Diver 6309-7040 / 6309-7049