Compare Ollech & Wajs Swiss Automatic Astronchron Exploration Watch with Compass Bezel #OW-Astrochron Movement: Swiss Automatic Valjoux 7753, modified by OW Case: Stainless steel, 39.5mm x 16.8mm. 49.5mm lug to lug Crystal: Domed sapphire with inner AR Band: Blue Perlon, 20mm Island Watch Price: $2,600.00 Was: Sale Price $2,600.00