Vintage Part!!! Vintage ORIGINAL Wittnauer 5WP flush wristwatch crown. The crown will fit cal. 9AR, 6WS7G, 6NS8 and 6/7AG. The part is new-old stock, never used. The crown has a 5.0mm diameter, open 2.25 and 10 tap. This is an excellent chance to pick up a vintage part in excellent condition! Don't pass this up!! Free USPS First Class mail shipping. No warranty implied or otherwise is provided on watches and watch accessories sold on eBay. We only sell guaranteed 100% authentic high end Swiss wristwatches and accessories. We accept approved Paypal. Email if you have questions. Sales tax applies for Oklahoma residents. No returns on auction items. Please email us if you have any questions!!! THANKS FOR YOUR BUSINESS! Pay me securely with any major credit card through PayPal!