
Series
RM-TONNEAU
Racing pulses, flight-deck focus, and materials that earn their place.
Some watches remind you of the time. RM-TONNEAU is our reminder that bravery isn’t loud—it’s the decision to move again. The barrel case carries that tension: curved like velocity made solid, open enough to show the work inside. Motorsport, aerospace, and cutting-edge finishing aren’t decoration here; they’re the vocabulary of people who refuse to stall.
Models
10 pieces in this series.

The HUMPBUCK RM-M01 is a high-performance tonneau-shaped sport watch that blends a bold, ultra-thin stainless steel case with a rugged, breathable nylon strap.

The HUMPBUCK RM-M02 is a high-performance tonneau-shaped sport watch that blends a bold, ultra-thin stainless steel case with a rugged, breathable nylon strap.

Blending a classic tonneau silhouette with a pop-art happy face, this timepiece features a robust stainless steel case and precision quartz movement. Finished with a vibrant silicone strap, it's a bold statement piece for modern streetwear style.

HUMPBUCK RM-M04 — tonneau skeleton quartz with luxury sport design and silicone strap.

HUMPBUCK RM-M05 — racing sport quartz with white tonneau steel case and red silicone band.

HUMPBUCK RM-M06 — luxury tonneau skeleton quartz with pink & white striped steel case.

HUMPBUCK RM-M07 — carbon-fiber texture tonneau case, skeleton quartz sports watch with silicone strap.

HUMPBUCK RM-M08 — butterfly dial skeleton quartz, luxury sport build with premium silicone strap.

HUMPBUCK RM-M09 — butterfly dial skeleton quartz with boyfriend-fit presence and premium silicone strap.

HUMPBUCK RM-M10 — transparent tonneau skeleton quartz with polycarbonate case and sport strap.