Some watches tell time. Others tell a story. The new Tsuba En from Peter Speake, made under his PS Horology label, does both, and it does it with the kind of quiet confidence that doesn’t need to shout to get your attention.
The watch marks the 20th anniversary of Les Artisans, the Tokyo based independent watch specialist run by Kinya Mishima. Speake and Mishima have been working together since 2003, so this isn’t a marketing handshake dreamed up last month. It’s two decades of friendship, distilled into steel and sapphire.
A Sword Guard on Your Wrist
The case design borrows from the tsuba, the guard on a samurai sword that protects the hand while also being a small canvas for artistry. That’s a clever reference point for a watch case, since a case does exactly the same job for a movement that a tsuba does for a blade: it protects the delicate stuff inside while looking good doing it.
The whole thing leans on shibui, a Japanese design idea where something looks simple at first glance but rewards a closer look. In watch terms, that usually means no unnecessary decoration, just good proportions and confident restraint. At 38.3mm wide and 8.91mm thick, the Tsuba En is not trying to be a wrist boulder. It’s a watch built for people who like their elegance quiet.
Where Swiss Guilloché Meets Japanese Kodawari
The dial is where the two cultures really shake hands. It’s a Clous de Paris guilloché pattern, machine engine turned into german silver and plated in yellow gold, with applied Arabic numerals sitting on top. Guilloché is one of those old school Swiss crafts that turns light and shadow into decoration, and it pairs surprisingly well with kodawari, the Japanese obsession with getting every tiny detail right. Different countries, same stubborn perfectionism.
Flip it over and you’ll find the calibre 5401, a micro rotor automatic made by Vaucher Manufacture in Fleurier. It’s a properly serious piece of engineering: 176 components, 29 jewels, a free sprung balance ticking at 3 Hz, and a tungsten micro rotor spinning on a ceramic ball bearing race instead of the usual metal one. Power reserve sits at 48 hours, so it’ll happily survive a weekend off your wrist without needing a pep talk on Monday morning.
The Name Says It All
The watch is called En, which in Japanese refers to the invisible thread connecting people, moments and destinies. Considering this piece exists because two men from different sides of the world bonded over watches for twenty years, the name fits nicely, no forced symbolism required.
Only 10 pieces will be made, sold exclusively through Les Artisans in Tokyo. Rare, thoughtful and quietly confident, the Tsuba En is proof that when Swiss precision and Japanese restraint sit down together, they don’t argue. They just make something beautiful.







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