Blog POST 1003 HOW TO SWAP BUCKLE BETWEE RATCHET CLASP AND MINI CLASP FOR GRAND SEIKO Posted by gseiko On 13/04/2025 0 comments Grand Seiko Strap Upgrade Guide: Easily Replace Buckle with Deployant ClaspPhase1:Prepare Tools and partPhase2: Remove the mini clasp from braceletPhase3: Assembly the ratchet clasp to braceletPhase4: Most important reminds.