Kaliber is a study in mechanical clarity. Designed for those who appreciate engineering over excess, it blends modern minimalism with traditional horology in a way that feels both purposeful and timeless.
At its heart is the Seagull ST1721 jump-hour mechanical movement—a complication that replaces the conventional hour hand with a precisely advancing hour window. The result is a dial that feels architectural and deliberate, rewarding the wearer with a quiet mechanical ritual at the top of every hour.
The 39 mm case is crafted from 316L stainless steel, striking an ideal balance between presence and wearability. With a slim 10.4 mm profile and a compact 46.8 mm lug-to-lug, Kaliber sits comfortably on the wrist while maintaining a refined, contemporary stance. A screw-down crown and closed steel caseback reinforce its solid, tool-grade construction.
An AR-coated sapphire crystal protects the dial, ensuring excellent legibility while minimizing reflections. The layered dial design—with its recessed textures and clean typography—adds depth without distraction, allowing the jump-hour display to remain the focal point.
Finished on a textured leather strap, Kaliber is not a watch that shouts. It’s a watch that speaks quietly to those who understand mechanical intent, precision design, and understated confidence.
Kaliber by Specht and Söhne — engineered time, expressed with restraint.
Specifications
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Model: Kaliber
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Brand: Specht & Söhne
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Movement: Seagull ST1721 Mechanical Jump Hour
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Case Material: 316L Stainless Steel
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Caseback: Closed Stainless Steel
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Crown: Screw-Down
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Crystal: AR-Coated Sapphire
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Case Diameter: 39 mm
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Case Thickness: 10.4 mm
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Lug-to-Lug: 46.8 mm
