How skinny is simply too skinny? Relating to watches, Russian model Konstantin Chaykin is pushing the envelope with its ThinKing Prototype. At simply 1.65mm thick, it is the world’s thinnest watch, with a Okay.23-0 motion built-in immediately into its 40mm, heat-treated high-hardness stainless-steel case. The dial is knowledgeable by the model’s face-like Wristmon designs, with two “eyes” shaped by the hour and minute shows and a smile composed of the engraved model identify. It is so skinny, actually, that the corporate needed to create a brand new strap to assist handle the strain from being worn, with elastic inserts and titanium helps built-in into the alligator leather-based strap. The motion may be manually wound by way of a key or by a particular wearable carrying case that attaches to the again and may also mechanically wind the motion, making the watch 5.4mm thick.