Franck Muller Casablanca Full Steel Black Dial (Unpolished)

Franck Muller Casablanca Ref. 5850 – Stainless Steel

Founded in 1991, Franck Muller is a Swiss luxury watch brand renowned for its bold designs, technical innovations, and distinctive Cintrée Curvex cases. The brand quickly gained prominence by blending traditional Swiss craftsmanship with avant-garde aesthetics and complex mechanical movements.

The Casablanca collection was introduced as a modern interpretation of classic elegance, with its curved tonneau-shaped case, oversized numerals, and vintage-inspired aesthetic. The Ref. 5850 is a standout model, featuring a smoothly contoured stainless steel case and Franck Muller’s signature Art Deco-style Arabic numerals, giving it a highly recognizable look. Designed for everyday wear, the Casablanca is both sophisticated and functional, embodying the brand’s commitment to unique design and mechanical precision.

Key Details To Consider

The Franck Muller Casablanca Ref. 5850 embodies the brand’s signature design language with its Cintrée Curvex case and bold Arabic numerals. This example remains all original and unpolished, preserving its factory contours. The stainless steel case and bracelet show light wear consistent with age but remain in very good condition.

Its black dial is pristine, featuring Franck Muller’s distinctive stylized numerals and blue feuille hands that add a refined contrast. The bracelet is tight, showing no stretch, and comfortably fits up to a 7.5” (19cm) wrist.

Mechanically, the movement’s service history is unknown, but it has been tested, running accurately at +3 seconds per day with an amplitude of 290.

A well-preserved example of one of Franck Muller’s most recognizable models, offering both distinctive style and reliable performance.

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