Smartlet - One Classic - Fitbit Charge 5/6 & Classic watch - 18mm lug width

Smartlet Classic is a modular watch strap system that lets you wear your mechanical watch and smartwatch simultaneously on the same wrist. Compatible with 100+ watch brands (18-24mm lug width) and leading smartwatch platforms including Apple Watch, Garmin, Samsung Galaxy Watch, Fitbit Charge, and WHOOP. Crafted in Paris from SS316L stainless steel with a hand-brushed silver finish. Recognized at the Concours Lepine International Paris 2025 and selected for CES 2026.

• Universal compatibility: Compatible with 100+ mechanical watch brands using 18–24mm lug widths and major smartwatch platforms including Apple Watch, Garmin, Samsung Galaxy Watch, Fitbit Charge, WHOOP, Huawei, and Coros for wide-ranging interoperability.
• Wear two watches at once: Modular strap system lets you wear a mechanical watch and a smartwatch side-by-side on the same wrist, preserving the traditional watch aesthetic while keeping smartwatch functionality accessible.
• Premium SS316L stainless steel: Crafted in Paris from corrosion-resistant SS316L stainless steel with a hand-brushed silver finish, delivering a premium look, durable construction, and long-lasting wear.
• 18mm lug width compatibility: Specifically designed for 18mm lug widths to ensure a secure, precise fit for common case sizes and reliable attachment to traditional watches.
• Award-winning innovation: Awarded and recognized by industry juries—Concours Lépine International Paris 2025—and selected for CES 2026, highlighting innovative design and engineering excellence.