Its movement, now known as the Calibre 1861, has seen a few changes over the years to improve its precision, but it's been requalified by NASA for each new mission, and it remains the most strenuously tested movement in history. 00 $26.95 $26.95. There is more difference within the 861 movement as there is between the 861 and the 1861. SEE MORE. The Longines 235T, the Rolex Cosmograph, a Hamilton and the Omega Speedmaster Professional are all received. The watch has since been strapped to every astronaut's wrist from Gemini and Apollo to Skylab and the shuttle. Many high-grade chronographs were auditioned. Price and other details may vary based on size and colorData Bank Quartz Watch with Resin Strap, Green, 24.1 (Model: CA-53WF-3BCF)FREE Shipping on your first order shipped by AmazonThe NASA Voyager Collection's Orbit - White Watch - Inspired by The Apollo 11 Space SuitData Bank Quartz Watch with Resin Strap, Beige, 24.1 (Model: CA-53WF-8BCF)FREE Shipping on your first order shipped by AmazonNASA Voyager Collection's Launch - Orange Watch - Inspired by The Apollo 11 Launch SuitBinary Matrix Blue LED Digital Watch Mens Classic Creative Fashion Black Plated Wrist WatchesFREE Shipping on your first order shipped by AmazonPtolemaic Universe Model Astronomy Unisex Analog WatchPlanets Watch Space Watch Cosmos Wrist Watch Constellation Watch Galaxy Watch Unisex Watch Leather Watch Band Women Watches Boyfriend WatchMen's G5600E-1 G-Shock Grey Digital Dial Shock Resistant WatchDBC611G-1D Casio Gold & Black Digital Watch - Gold / One SizeMens Automatic Watches Gold Tourbillon Skeleton Watch Moon Phase Waterproof Stainless Steel WatchMen's 3570.50.00 Speedmaster Professional Watch with Stainless Steel BraceletNASA Space Shuttle Shirt - NASA Worm Logo Confetti Stars T-ShirtFREE Shipping on your first order shipped by AmazonAstro II Constellation Watch - Planisphere and Astronomy Celestial TimepieceTop New Unisex Student Solar System Print Quartz Women's Leather Wrist Watch - Brown GoldFREE Shipping on your first order shipped by AmazonSpeedmaster Professional Moonwatch 311.33.42.30.01.001Women NASA Long Sleeve Shirt NASA Shirt Pullover Graphic Shirt Women TopsFREE Shipping on your first order shipped by AmazonVGAzer Magnetic Levitating Moon Lamp Night Light Floating and Spinning in Air Freely with Gradually Changing LED Lights Between Yellow and White for Home,Office Decor,Unique Holiday Gifts,Night LightWomen's Letter Print Crop Tops Summer Short Sleeve T-ShirtFREE Shipping on your first order shipped by AmazonNASA Space Shuttle Shirt - Retro NASA Worm Logo T-ShirtKids Watches for Girls Boys, 3D Cute Cartoon Waterproof Analog Toddler Watch for Age 3-10 Year Boys Girls Little ChildFREE Shipping on your first order shipped by AmazonLEGO Creator Space Shuttle Explorer 31066 Building Kit (285 Piece)Men's Soloscope SQ One Handed SSQ-3016-TAN Silver Tan WatchMen Sports Military Watches Digital Airplane Shaped LED Colorful Light WatchesFREE Shipping on your first order shipped by AmazonData Bank Quartz Watch with Resin Strap, Blue, 24.1 (Model: CA-53WF-2BCF)FREE Shipping on your first order shipped by AmazonPeugeot Men's 14k Gold Plated Vintage Leather Dress WatchAstronomical Sundial Globe Pocket Watch Necklace, Glass Dome Pendants Vintage Astronomy Science JewelryFREE Shipping on your first order shipped by AmazonNASA Pocket Astronaut Space Shuttle in Space T-ShirtFREE Shipping on your first order shipped by AmazonStarry Night Sky Space Galaxy Waterproof Men's Stainless Steel Casual Leather Strap Watches, BlackMen's G-Shock Quartz Watch with Resin Strap, Black, 20 (Model: DW5600E-1V)Men's G-Shock Quartz Watch with Resin Strap, Black (Model: GWM5610-1)Peugeot Women's Slim Mesh Decorative Sun Moon Phase Vintage Dress Watch with DateCollection DBC-32-1AES Digital Watch for Men With CalculatorMen's Digital World TIME A500WGA-1DF Stainless Steel WatchG-Shock Men's DW5700BBM Shock Resistant Digital WatchG-SHOCK GW-B5600HR-1JF Radio Solar Watch (Japan Domestic Genuine Products)