Amazon.com: cridoz Watch Link Removal Tool Kit, Watch Band Tool Chain Link Pin Remover with 12pcs Replacement Pins and 3pcs Pin Punches for Watch Bracelet Sizing, Watch Strap Adjustment and Watch Repair :
How To Adjust Seiko Watch Bracelet | Automatic Watches For Men
Vintage Seiko Bracelet Adjustment - YouTube
Quick Guide : How to Change and Shorten a Seiko Watch Band | Strapcode