wait... 4.9mm?? are you serious??
We’re introducing our first slim watch ever. Designed with a refined 4.9mm profile, it brings a sharper, lighter silhouette to the wrist while staying true to the UNDONE spirit. Clean, balanced, and built to be entirely yours. Our first slim watch ever. Designed with a refined 4.9mm profile for a sharper, lighter silhouette.
No date window, no complications, no sub-dials screaming for attention. Just a Swiss movement inside a 4.9mm profile. ^ that's it. that's the watch.
Go lighter or go darker.
The grey version highlights the clean lines of the case, while the black adds contrast and edge.
Whichever you choose, the slim silhouette stays exactly the same.
YOUR PHONE IS THICKER THAN TIME
(iPhone 15 Pro: 8.25mm — this thing: 4.9mm. let that sink in.)
Thinner than your smartphone.
About the thickness of six stacked credit cards.
Thin enough to disappear under a cuff.
You'll forget it's on your wrist, until someone asks about it.
Average watch case: 12mm. Sports watches: 14mm. Apple Watch Ultra: 14.4mm. We built ours at 4.9mm. Follow the trend. Start a new one.
three dials. same obsession.
At first it looks like a simple blue dial.
But as the light moves, the surface shifts with it.
The sunray finish reveals deeper tones toward the center and brighter reflections toward the edge, a subtle
play of light that changes throughout the day.
At just 4.9mm, the UNDONE SLIM - 4.9mm moves
with quiet precision, disappearing effortlessly beneath
the cuff while keeping your silhouette clean and uninterrupted.
No friction, no bulk, just a smooth transition from wrist to sleeve,
It’s a presence you barely feel, yet one that subtly defines your entire look.
Custom laser engraving on 316L steel.
Initials, dates, coordinates, inside jokes — whatever you want pressed against your skin and hidden from the
world.
seriously, it's going to sell out ↓
