Welcome to your one-stop-shop for all Seiko parts. Long Island Watch is proud to offer this great selection of genuine Seiko parts, as well as the best upgrades to replace Seiko OEM parts. Here you will find everything from Seiko bracelets and fat spring bars for Seiko watch straps, to quality sapphire crystals ideal for replacing your Seiko Hardlex crystal. Be sure to check out the description for each item shown below to learn which Seiko watches (and even Orient watches!) these parts are compatible with.