Want to Buy Casio Oceanaus OCW-T400TB-1AJF or OCW-T400TD-1AJF or OCW-T600TD-1AJF. Pre-owned (as-new) or new considered. Need to better ebay prices, considerably. Purchaser based in UK. Hope someone can put me out of my misery, I have been researching the this watch pruchase for weeks and I keen to purchase as soon as possible at a good price. If you can not offer can you suggest an on-line source I can try.