Smartlet - One Classic - Apple Watch - 21mm lug width watch - Silver
Band Width
21.0mmAbout This Item
- Key Specs
- Model Compatibility: Apple Watch Series 4, Apple Watch Series 5, Apple Watch Series 6, Apple Watch Series 7, Apple Watch Series 8, Apple Watch Series 9, Apple Watch Series 10, Apple Watch Series 11, Apple Watch SE, Apple Watch SE (1st Generation), Apple Watch SE (2nd Generation), Apple Watch SE 3, Apple Watch Sport, Apple Watch Nike, Apple Watch Nike+, Apple Watch Ultra, Apple Watch Ultra 2, Apple Watch Ultra 3
- General
- Brand: Smartlet
- Product Name: Smartlet One Classic - Apple Watch - 21mm lug width watch
- Color: Silver
- Number of Units Per Package: 1
- Brand/Character: Starlette
- Design
- Band Style: Other
- Clasp Type: Buckle
- Buckle Color/Finish: Silver
- Case Size Compatibility: 21mm (The diameter or longest measurement of the case the product can be used with.)
- Band Type: Modular watch strap system
- Compatibility
- Model Compatibility: Apple Watch Series 4, Apple Watch Series 5, Apple Watch Series 6, Apple Watch Series 7, Apple Watch Series 8, Apple Watch Series 9, Apple Watch Series 10, Apple Watch Series 11, Apple Watch SE, Apple Watch SE (1st Generation), Apple Watch SE (2nd Generation), Apple Watch SE 3, Apple Watch Sport, Apple Watch Nike, Apple Watch Nike+, Apple Watch Ultra, Apple Watch Ultra 2, Apple Watch Ultra 3
- Brand Compatibility: Apple
- Dimensions
- Band Size: Small
- Dimensions
- Band Width: 21.0 millimeters
- Material
- Band Material: Stainless steel
- Other
- UPC: 3770039691025
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 more than 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 device support.
- Wear two watches at once: Modular design lets you mount a mechanical watch and a smartwatch side-by-side on the same wrist, preserving the look of a traditional watch while keeping smartwatch functionality accessible.
- Premium SS316L stainless steel: Crafted in Paris from corrosion-resistant SS316L stainless steel with a hand-brushed silver finish for a premium, durable appearance and long-lasting wear.
- 21mm lug width compatibility: Designed specifically for 21mm lug widths, the Smartlet Classic provides a secure fit for compatible cases and adapters, ensuring stable mounting and comfortable wear.
- Award-winning innovation: Awarded and recognized by industry events—Concours Lépine International Paris 2025 and selected for CES 2026—reflecting its innovative engineering and design excellence.
Whats Included
- This reference includes: Apple Watch adapters (all sizes) - 1x 21mm lug width adapter set for traditional watches
Reviews
This product doesn't have any reviews yet.
Compare similar products
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.
Make sure that your accessories can keep up with your busy lifestyle. The Insignia Mesh Stainless Steel Mesh Band for Apple Watch 44mm, 45mm, 46mm Series 10, and Apple Watch Ultra 49mm (All Series) combines flexible mesh with durable stainless steel, giving you the best of both worlds. Lug attachments keep the band connected to your watch throughout the day, while a magnetic closure keeps the band snugly on your wrist. It adjusts anywhere between 5.5 and 8.2 inches, ensuring a comfortable fit regardless of your wrist size. Take on the challenges of everyday life by upgrading your watch band today.
Breathable and lightweight, the Nike Sport Loop is designed for fitness. The iconic Nike “Just Do It” logo is woven right into the soft nylon using an innovative technique. A hook-and-loop fastener makes for quick and easy adjustment, and dense loops on the skin side provide soft cushioning while allowing moisture to escape. On the reverse side, the attachment loops are securely anchored for superior durability.
The Ocean Band is molded in a high performance elastomer with a tubular geometry allowing it to stretch for a perfect fit, even over a wetsuit. The corrosion-resistant titanium buckle and adjustable loop secure the band during high-speed water sports. For extra length, an extension band is sold separately — perfect if you need extra length to wear the band over your wetsuit.
| Pros for Smartlet - One Classic - Apple Watch - 21mm lug width watch - Silver | |||
|---|---|---|---|
| There were no pros for this product— | Comfort, Appearance, Build Quality, Fit, Style | Comfort, Fit, Build Quality, Color, Feel | Comfort, Build Quality, Appearance, Fit, Color |
| Cons for Smartlet - One Classic - Apple Watch - 21mm lug width watch - Silver | |||
| There were no cons for this product— | There were no cons for this product— | There were no cons for this product— | Price |