Strap and bracelet options for the IWC Schaffhausen Iw504506 Portugieser Perpetual Calendar Tourbillon, previewed on the brand’s own photograph of this watch. It takes a 22mm strap. The brown calf preview is free for everyone; the remaining 21 are part of the studio unlock.
Full specifications for the IWC Schaffhausen Iw504506 Portugieser Perpetual Calendar Tourbillon
IWC Schaffhausen · Portugieser
Ref. IW504506