This is the new Hamilton Khaki Navy Frogman, a remake of the Frogman that appeared in the movie The Frogmen in 1951
46 mm: all watches with a case diameter of 46 millimeters. Or a length or width of 46 millimeters when the case is not round. As some watches have another shape like oval, cushion-shaped, square or rectangle.
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We provide the sizes that watch brands communicate, sometimes it differs a bit. Unless stated otherwise the diameter or size is without the crown(s) or pusher(s).
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And 46 mm is about 1.81 inch.
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46 mm watches
The Breitling Exospace B55 Connected Chronograph is the first chronograph from Breitling that connects with your smartphone
The Oris Great Barrier Reef Limited Edition II is the second diver from Oris that supports the Great Barrier Reef, the unique Australian diving location
The Zenith Academy Georges Favre-Jacot Titanium is a tribute to the founder of the 150-year-old brand, Georges Favre-Jacot
The IWC Aquatimer Automatic 2000 is designed by Ferdinand Porsche, in 1982, while the first Aquatimer appeared in 1967