I called into OP this evening and they don't sell them. They did give me a couple of spares though 
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116520 Black, 116610 LVc, 116660 D-Blue, 116610 LNc, 116622 Blue, PAM359, PAM689, PAM737
"Why should you allow an AD to shake you down, just so you can buy a watch" - Grady Philpott  Card carrying member of TRF's Global Association of Retro-Grouch-Curmudgeons |