Smartlet - One Classic - Fitbit Charge 5/6 & Classic watch - 19mm lug width
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19mm lug widthRelated Item
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About This Item
- General
- Brand: Smartlet
- Model Number: SMO-CLA-FBC-19
- Product Name: Smartlet One Classic - Fitbit Charge 5/6 & Classic watch
- Color: 19mm lug width
- Brand/Character: Starlette
- Dimensions
- Band Width: 20 millimeters
- Case Size: 40mm (The diameter or longest measurement of the case.)
- Warranty
- Warranty - Parts: 1 year
- Other
- Display Type: Analog, Digital
- Band Material: Stainless steel
- Water Resistant: true (Resists some degree of water penetration.)
- UPC: 3770039691728
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 over 100 mechanical watch brands with 18–24mm lug widths and pairs with leading smartwatches including Apple Watch, Garmin, Samsung Galaxy Watch, Fitbit Charge, WHOOP, Huawei, and Coros for broad device coverage.
- Wear mechanical + smartwatch together: Modular system allows you to wear a mechanical watch and a smartwatch simultaneously on the same wrist, letting you keep your classic timepiece while tracking activity and notifications.
- SS316L stainless steel construction: Crafted in Paris from corrosion-resistant SS316L stainless steel with a hand-brushed silver finish for a premium look and long-lasting everyday wear.
- 19mm lug width fit: Optimized for 19mm lug width watches while accommodating 18–24mm lug widths, ensuring a secure fit for a wide range of watch cases and smartwatch adapters.
- Award-winning design: Recognized by industry awards — winner at the Concours Lepine International Paris 2025 and selected for CES 2026 — demonstrating innovative design and engineering.
Whats Included
- This reference includes: 1x 19mm lug width adapter set - 1x Fitbit Charge 5/6 adapter
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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.

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