Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon 5 mm Spring Loaded Expandable Watch Strap Buckle with Screw by PERRIN Sale $6.00 | / SKU ST-4173/3 1 2 3 4 5 6 7 8 9 10+ Quantity Chevron down icon Quantity Add to cart Spinner icon Notify me when back in stock Email address Email me when available 5 mm Spring Loaded Expandable Watch Strap Buckle with Screw are white in colour and have an opening of 3.15 mm (A) and are 19.6 mm in length (B).