Brellum

Overview

Brellum is an independent Swiss watch brand founded in 2016, specializing in low-volume production of COSC-certified mechanical chronographs and timepieces. It produces no more than 299 watches annually and sells directly to consumers, bypassing retailers. The brand focuses on precision, using modified Valjoux and La Joux-Perret movements, with features like piston-style pushers and dual box-shaped sapphire crystals.

History

Brellum was founded in 2016 by Sébastien Muller, a fourth-generation watchmaker with 25 years of industry experience, in Porrentruy, Switzerland. The brand established itself through direct-to-consumer sales and a commitment to COSC certification. It has maintained low production volumes while expanding collections like Duobox and Pilot.

Product Lines

Manufacturing

Watches are hand-assembled in Porrentruy, Switzerland, in a climate-controlled, dust-free environment. Movements are based on Valjoux 7750 or La Joux-Perret calibers, modified in-house, with all models COSC-certified. Cases and components use premium materials finished to high standards.

Notable Products

• Duobox 39 - 39mm chronograph with ice blue mother-of-pearl dial, piston pushers, and BR-110 movement.
• Pilot Power Gauge Chronometer - Aviation-themed chronograph with power reserve indicator at 3 o'clock and 60-hour reserve.
• Tri-Compax - Traditional three-register chronograph using Valjoux-based BR-750-2 caliber.
• Duobox Chronograph - Core model with twin box sapphires, column-wheel chronograph, and 46-60 hour power reserve.

Reputation

Brellum is regarded by enthusiasts as a solid independent brand offering high specifications like COSC certification and quality finishing at accessible prices for the segment. It earns praise for direct sales model, exclusivity through limited production, and reliable movements. Some note limited visibility due to low output and direct-only distribution.