21 MM Soft Leather Watch Band Strap Vintage Alligator Grain for Swatch YRS403 Features: 1. material: First layer strap with visible quality. 2. Steel buckle: Simple and convenient, wear-resistant and non-fading. 3. Brushed and breathable back: Offers a more comfortable texture for extended wear. 4. Softness and toughness: Made of double-sided cowhide, comfortable to wear and fits the wrist well. 5. Simple and versatile design: Suitable for both business and casual styles. Specifications: Strap material: First layer cowhide Clasp material: Steel Interface: 21mm Strap length: Approx. 120 + 75mm Strap thickness: Approx. 3-6mm Style: Compatible with Swatch YRS403, 412, 402G curved notched watches Package Included: 1 x Watch Strap Note: 1. Due to manual measurement, please allow 1-3mm size error. 2. Please allow 1-3 gram weight variation. 3. Due to differences in lighting and monitor settings, the actual color may vary slightly from images.