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Smartlet One Shadow

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Rugged Elegance

Tough enough for the unexpected, refined enough for the city

Subtle presence

 

Smartlet One Shadow is designed to follow every moment: the energy of a dawn ascent, the fast pace of the city, the quiet refinement of an evening.

 

Forged in sandblasted black SS316L steel, it blends robustness and discretion. Its matte finish absorbs light, creating a presence that is subtle, never ostentatious. Water-resistant and resilient, it withstands the elements as effortlessly as the demands of daily life.

 

Smartlet One Shadow imposes nothing: it adapts with confidence and fluidity.

 

Silent elegance. Controlled strength.

Engineered for Endurance

 

  • Sandblasted black SS316L steel: discretion and durability

  • Matte finish that absorbs light for a sober, assured presence

  • Functional texture: elegance that lasts over time

  • Water-resistant and robust against daily wear and outdoor conditions

Broad Compatibility

Traditional watches

Any metal watch with lug widths from 18mm to 24mm (depending on the version selected), for example:

  • Omega (most Seamaster, Speedmaster…),

  • Tudor (Black Bay, Pelagos),

  • Tag Heuer (Monaco, Carrera…),

  • Rolex (submariner, GMT, sea dwellers…),

  • Zenith (Chronomaster…)

Smartwatch / Fitness trackers

  • Apple Watches (all sizes)

  • Google Pixel (all sozes with specific adapters)

  • Samsung: All Galaxy watches in 40, 41 and 44mm (specific adapter required for Galaxy watch Ultra, Ultra 2 or Galaxy Watch 8) or any model with a lug width from 18 mm to 24 mm

  • Garmin: any model with a lug width from 18 mm to 24 mm

  • Huawei: any model with a lug width from 18 mm to 24 mm

  • Fitbit Charge 5/6

  • Whoop 5.0 / MG

Discover how to use Smartlet One

What's in the box?

  • ​Content of the box includes

    • 2 x standard watch connectors (from 18 mm to 24 mm lug width watch)

    • 2 x bracelet sides (mounted with 5 links)

    • 4 x additional links for size adjustments (with screws)

    • 1 x standard Clasp

    • 1 x Smartlet tool (with screwdriver on one side and bracelet removal system on the other side)

 

  • For the smartwatch / fitness tracker connector (depending on the version selected)

    • 2 x standard watch connectors (from 18 mm to 24 mm lug width watch)

    • 2x adapters for Apple watch (38/41mm and 42/44/45/49mm),

    • 2x adapters for Fitbit Charge 5/6

    • 1x adapter for Whoop 5.0 / MG


Smartlet doesn't include any classic watch, smartwatch or fitness tracker, they need to be bought separately.

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Winner of the Lépine Paris 2025 international competition, bronze medal.

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