HMT Kohinoor Para Shock 17 Jewels Navy Blue Dial Mechanical 。HMT Kohinoor Para Shock 17 Jewels Mechanical Hand Winding Men\'s Wrist Watch The \"HMT\" stands for Hindustan Machine Tools, an Indian state-owned company that began manufacturing watches in 1961 in collaboration with Citizen Watch Co., Japan. The HMT Kohinoor model is a popular vintage mechanical watch.  Watch Features Movement: Mechanical, hand-winding with 17 jewels. The \"jewels\" are bearings that help reduce friction in the movement and improve accuracy. Parashock: This refers to the shock protection system that protects the watch from damage. The movement used is a modified version of the Citizen HMT020 caliber. Dial: The watch in the image has a black dial, but other colors like blue, maroon, green, and gray are also available. Case: The watch typically has a stainless steel case with a diameter of around 35-36 mm.  Availability and Pricing Vintage or refurbished HMT Kohinoor watches are available from various online sellers on platforms like eBay and Etsy. The price for these watches can vary depending on their condition, with some listings ranging from approximately $30 to $100.