Maker's Watch Knot – Kichijoji Gallery Shop
La Ruelle Kichijoji, 2-33-8 Kichijojihoncho, Musashino, Tokyo
Maker's Watch Knot is a Japanese brand that lets you build your watch by combining cases, straps, and buckles in many possible ways. Their gallery shops are very hands-on: you can try combinations, feel the materials, and see how straps and cases change the look. They also have flagship & gallery stores in Omotesando, Marunouchi, and Takanawa.