Up for sale is this superb Watchco built SM300 (circa 2011) The cal 552 movement is very clean and keeps excellent time as you would expect and I believe it to be dated at circa 1968 Ref. 166.0324, Cal. 552 (SN 27ml) Overall condition is excellent USD 3,200 including shipping within Australia, elsewhere at cost Payment in AUD by Paypal or bank transfer and at no cost to me. buy/sell references available Great review post by OF member dsio on this watch and certainly should be read by anyone contemplating owning a Watchco SM300: https://omegaforums.net/threads/omega-seamaster-300-review.221/
A bit surprised that this isn't sold yet as these have become a lot harder to find and will only get harder still. Probably the potential import duties causing the problem?