For sale is a black OEM Omega 20mm rubber strap for deployant, ref. 98000297. Mint with little sign of wear. Fits 18mm Omega or Omega-style deployant clasp. Strap fits 42mm Planet Ocean and Speedmaster models plus other Omega models with 20mm lug width (including 41mm Seamaster Pro SMP models with curved spring bars). $180 shipped to US only. Payment via Paypal F/F or Venmo. No trades, please. I've had 250+ good transactions on this and other watch forums and eBay feedback is available under the same username (where I've had 2000+ positive transactions). No returns unless the condition of the strap is materially misrepresented.