Zoom icon Click to expand Tap to zoom Chevron down icon Chevron down icon Dial Washer 1/2" for Mini Quartz Movements by PERRIN Sale $0.18 | / SKU 74-WASH01 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 Dial Washer 1/2" for Mini Quartz Movements is a brass dial washer with an outside diameter of 12.7mm (1/2") and a hole diameter of 7.9mm (5/16").