Ratio FreeDiver Sapphire Stainless Steel Yellow Dial Quartz RTF034 200M Men's Watch clasps_&_extenders unisex Features: Rose Gold Tone Stainless GPR H1000 1 Features: Rose Gold Tone Stainless Steel Case Silicone Strap Quartz Movement Caliber: VD53 Sapphire Crystal Gold Tone Dial Analog Display Chronograph Function Luminous Hands And Markers Date Display 12 24 Hours Display Uni Directional Rotating Bezel Pull Push Crown Solid Case Back Buckle Clasp 100M Water Resistance Approximate Case Diameter: 50mm Approximate Case Thickness: 17mm Helium escape valve for saturation diving and decompression chamber safety this FreeDiver is engineered for serious aquatic performance Specification Detail Model Number RTF034 Brand Ratio Collection FreeDiver Gender Men's Movement Quartz Case Material Stainless Steel Case Shape Round Case Size Approximately 40 42mm (estimated) Crystal Sapphire Dial Color Yellow Sunburst Hour Markers Luminous Applied Indices Hands Luminous Bezel Unidirectional Rotating with Luminous Pip Crown Screw down Caseback Stainless Steel Screw in Band Material Stainless Steel Bracelet Type Three Link Oyster Style Band Width Approximately 20mm (estimated) Lug Width Approximately 20mm (estimated) Lugs Count 4 Clasp Type Fold over with Safety Water Resistance 200 Meters 660 Feet 20 ATM Weight Approximately 155g (estimated) Date Display Yes