[Product Information] Brand: STONE Materials: glass [Product Description] ・[Ultra light] Wristwatch, made of wood, only 25 grams! - [Exquisite and beautiful technology] MIYOTA Citizen high-quality Japanese quartz movement, running time error is small. A wonderful design, three-dimensional index creates depth of the dial. - [Luxury] The same wooden dial as Taro Kono is easy and simple. Appropriate for all occasions. With a business-style image and a luxurious design, this is a men's watch that you will never get tired of. - [Waterproof for everyday life] There is no problem with hand washing, showering, sweating, but please refrain from underwater activities such as swimming. Too much water contact or use at extremely hot or cold temperatures will shorten its lifespan. - [Used for exercise and daily life] For outdoor activities, mountain climbing, cycling, banquets, weddings, activities, daily life, gifts, etc. Great for various scenes. Cases where you should not use it: Bathing, diving, hot springs, etc. If you have any problem with your watch, please feel free to contact us. We will do our best for our customers. STONE wooden wristwatches are made with better craftsmanship, the leather strap is softer, and the cost performance has been improved, so don't miss out! The weight of the watch is only 25 grams! Seikosha (now Seiko) released the first commercially available quartz wristwatch in 1969. The difference from conventional (mechanical watches) is the drive system, which replaces the mainspring with a battery and the balance wheel with a crystal oscillator (quartz).The high precision and high productivity created a huge response, and it has been around for over 20 years. It has taken the world by storm to the point where the existence of mechanical watches is in jeopardy. Product parameters: -Driving method: Japanese quartz -Dial color: Kosaki -Dial case diameter: 45mm -Dial Case thickness: 11mm -Band material: Genuine leather -Band color: Brown -Band width: 24mm -Band length: 250mm -Class type: Buckle -Waterproof: Daily life waterproof (3 Bar)--Waterproof to the extent that it can withstand sweat in daily life, water droplets when washing your face, rain showers, etc. ・Adjustment method: The crown has one stage; pull it out and turn it to adjust the time, and close it to wind it. Package contents: -Men's watch x1; -Original watch box x1; -Instruction manual x1 Instructions for use: -Please refer to the instruction manual before use, adjustment, storage and common problems. -High quality Japanese quartz movement provides accurate time. Due to the Japanese quartz movement and battery, this watch has a continuous working time of 2-3 years. Notes: -We recommend wiping with a soft cloth. - Don't force yourself to press the time and date buttons underwater. Also, avoid wearing your watch when taking a bath or swimming. This is because the lifespan of the watch will be shortened. -Please be careful of diamagnetic properties to avoid long-term...