Ja mam opacnu skusenost ako Tomak, 20mm do 19mm roztece absolutne bez problemov. Konkretne takyto http://www.ebay.com/itm/Black-Silicone-Rubber-Watch-Strap-Band-Deployment-Buckle-Waterproof-18mm-24mm-/331301793024?pt=LH_DefaultDomain_0&var=&hash=item4d23202d00 Inak ak by bol vyssi/hrubsi/menej poddajny, mohol by byt problem, to nepopieram.