21mm Watch Bands

21mm Watch Bands

21 mm Watch Straps

Designed for a precise fit, our 21 mm watch straps cater to watches that require an exact and less common size. Crafted from premium Italian leather, each strap delivers a smooth feel, strong build, and a clean, elevated look.

Perfect for modern watches that demand accuracy in sizing without sacrificing style.

Filters

Filters

26 products
Sort by
Sort by
Cognac Barenia Leather Watch Strap - Leather strap- Milano Straps Cognac Barenia Leather Watch Strap - Leather strap- Milano Straps
Brown Leather Vintage Watch Strap - Brown - Leather strap- Milano Straps Brown Leather Vintage Watch Strap - Brown - Leather strap- Milano Straps
Black Vintage Leather Watch Strap - Black Color - Leather strap- Milano Straps Black Vintage Leather Watch Strap - Black Color - Leather strap- Milano Straps
Vintage Black Leather Watch Strap
Sale price€70,95 EUR
Yellow Hammered Calfskin Ecru Stitches Watch strap - Leather strap- Milano Straps Rolex watch on an Italian leather watch strap by Milano Straps suitable for everyday and travel wear
Light Blue Saffiano Leather Watch Strap - Leather strap- Milano Straps Light Blue Saffiano Leather Watch Strap - Leather strap- Milano Straps
Dark Brown Suede Vintage Leather Watch Strap - Leather strap- Milano Straps Dark Brown Suede Vintage Leather Watch Strap - Leather strap- Milano Straps
Light Blue Hammered Calfskin Ecru Stitches Watch strap - Leather strap- Milano Straps Rolex watch on an Italian leather watch strap by Milano Straps suitable for everyday and travel wear
Pink Hammered Calfskin Ecru Stitches Watch strap - Leather strap- Milano Straps Pink Hammered Calfskin Ecru Stitches Watch strap - Leather strap- Milano Straps
Red Hammered Calfskin leather strap with ecru stitching and silver buckle by Milano Straps, ideal for luxury watch customization. Breitling watch paired with Red Hammered Calfskin strap featuring ecru stitches from Milano Straps, enhancing sporty elegance.
Best Brown Novonappa IWC Pilot Style - watch Band- Milano Straps Best Brown Novonappa IWC Pilot Style - watch Band- Milano Straps
Tuscan Vintage Brown Leather Watch Strap with white stitching and stainless steel buckle, handcrafted in Italy for classic timepieces. Italian-made Tuscan Vintage Brown Leather Watch Strap featuring premium stitching and polished silver buckle for luxury watches.
Green Hammered Calfskin Ecru Stitches Watch strap - Leather strap- Milano Straps Green Hammered Calfskin Ecru Stitches Watch strap - Leather strap- Milano Straps
Vintage Natural Leather Watch Band in premium Tuscan leather with white stitching and silver buckle, ideal for classic timepieces. Milano Straps Vintage Natural Leather Watch Band featuring handcrafted Italian design and durable stitching for timeless style.
Premium Tuscan Black Leather Watch Strap by Milano Straps featuring vintage stitching and stainless steel buckle, ideal for luxury timepieces. Handcrafted Premium Tuscan Vintage Black Leather Watch Strap with contrast stitching and adjustable holes, perfect for classic watch upgrades.
Black Novonappa IWC Pilot Style - watch Band- Milano Straps Black Novonappa IWC Pilot Style - watch Band- Milano Straps
Black Novonappa IWC Pilot Style
Sale price€130,95 EUR
Brown Tuscan Vintage Leather Watch Band with white stitching and stainless steel buckle, ideal for classic and luxury timepieces. Premium Italian Brown Leather Watch Strap featuring vintage design, tapered ends, and hand-sewn detailing for timeless elegance.
Sold out
Red Barenia Leather Watch Strap - Leather strap- Milano Straps Red Barenia Leather Watch Strap - Leather strap- Milano Straps
Red Grand Cavalier Cuir Watch Strap
Sale price€105,95 EUR
Matt Grey Alligator Watch Strap - Alligator Strap- Milano Straps Matt Grey Alligator Watch Strap - Alligator Strap- Milano Straps
Matt Grey Alligator Watch Strap
Sale price€237,95 EUR
Sold out
Orange Barenia Leather Watch Strap - Leather strap- Milano Straps Orange Barenia Leather Watch Strap - Leather strap- Milano Straps
Handmade Italian leather watch strap by Milano Straps for luxury timepieces. Vintage watch band crafted in Italy for collectors of fine watches.
Oxblood Burgundy Leather Vintage Watch Strap - Burgundy Oxblood Burgundy Leather Vintage Watch Strap - Burgundy
Italian made crocodile leather watch band by Milano Straps. Vintage style watch strap for Rolex and other classic timepieces.
Cognac Mohawk leather watch band with tone-on-tone stitching and stainless steel buckle, showcasing British-inspired elegance by Milano Straps. Premium handcrafted Mohawk Cognac leather watch strap with matching stitching, ideal for vintage and Apple-compatible timepieces.
Mohawk Cognac Leather Watch Strap with ecru stitching, handmade in Italy by Milano Straps. Premium vintage-style accessory in soft suede finish. Handcrafted Mohawk Coach Leather Watch Band in cognac brown with white stitching. Elegant Italian-made strap for classic and Apple-compatible watches.
Mohawk Coach Leather Watch Band
Sale price€86,95 EUR

The 21 mm watch straps collection is made for watches with specific lug requirements where standard sizes will not fit properly. Using high quality Italian leather, these straps offer durability, flexibility, and a refined appearance. Ideal for both contemporary and select vintage models, Milano Straps provides dependable craftsmanship with attention to detail in every strap.

The Milano Standard

Where Craft Meets Precision

MADE IN ITALY

Finest Premium Italian Leather

  • Certified Italian tanneries
  • US officially Licensed
  • Quality trusted by luxury houses

Swiss Structure and Hardware

  • Premium Swiss Grade
  • Reinforced Double layers
  • Built for long lasting wear

Designed By Watchmaker

  • Designed by watchmaker
  • Balanced form and stitching
  • Swiss makers standard

Craftsmanship and Testing

  • Handmade by Italian artisans
  • Lab tested for durability
  • Proven to perform in real conditions
High quality quick release spring bars made from durable stainless steel for easy strap changes and secure fit on most watches

NO TOOLS Needed

Quick Release Spring Bars

Our leather watch straps come by default equipped with 316L Swiss standards quick release spring bars for easy installation and removal. No tools are required. Simply slide the built in lever to attach or remove the strap in seconds. This allows you to change the look of your watch quickly and effortlessly, whether you are switching styles or matching your outfit. Designed for convenience and flexibility, our straps make it simple to enjoy multiple looks with one watch.

FAQ

You need to measure the lug width of your watch in millimeters. This is the distance between the 2 inner edges where the strap connects to the case. Your strap width must match this measurement exactly.

You can measure your wrist with a tape measure or use your current strap as a reference. For best accuracy, use our printable strap measuring tool. You can download it from the folder section in the footer and print it at home.

A premium strap uses better materials, stronger stitching, reinforced structure, cleaner edge finishing, and higher grade hardware. It feels more comfortable, lasts longer, and keeps its shape over time.

Many straps use similar designs, but the difference is in the leather grade, stitching, lining, edge finishing, and construction method. Real quality is felt in comfort, flexibility, and durability.

It depends on how often you wear your watch and the conditions you use it in. With daily wear, leather straps are usually replaced every 1 to 3 years, while nylon straps can last longer with proper care.

Yes. Milano Straps are designed to fit most luxury and sports watches that use standard lug widths such as 18mm, 20mm, and 22mm.

Work on a soft cloth, use the right tool, and protect the lugs. If your strap has quick release, you can change it easily without tools.

Yes. All what you need is the Apple Watch Straps adapters that matches your apple watch size and choose your favorite leather straps.

Avoid soaking leather straps, wipe them after wear, let them dry naturally, and rotate between straps so the leather can rest and keep its shape.