Black Swift Leather Strap For Seiko SACM171 Dress Watch - 6.5" - 7.0" Wrist - 17mm Watch Lug Width - Quick release https://vgreenco.com/collections/leather-straps/products/hermes-swift-leather-black Fitting another Seiko? Our Seiko watch straps page lists lug widths across the range, so you can check yours before you order.