Gloss Type | Bright; Brand | Seiko/Seiko; Size | 18mm,20mm,22mm,24mm; Same Style with Mall | No; Material | Fine Steel; Watchband Thickness | Moderate; Watchband Port Type | Straight Buckle; watch-Buttom Style | Butterfly Double Snap-Fastener; Accessory Type | Strap; Color Classification | Silver Arc Mouth, Silver Flat Mouth