automatic mechanical popular automatic watch for all black Men's watch, watch, men's skeleton, business, waterproof, brand, men, black,

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer.

[About clocks that synchronize time via radio waves] The function of clocks that synchronize time via radio waves only works in the Japanese area. Please be careful. Mechanical Men's Watch: This skeleton automatic watch has two modes: automatic and manual winding. You can see the movement of the gears along with the movement of the hour hand, and you can also appreciate the hollow bottom cover and oscillating weight. The automatic watch can be worn for about 8 hours a day to ensure that the watch has enough energy. Stylish men's watch: Large 40mm dial, 15mm thick case, 24cm long stainless steel band fits perfectly on the wrist, and weighs 150g, making it comfortable for work and exercise. Choose from 3 styles to suit any occasion. 30M Water Resistant & Sapphire Glass: No need to take it off when it rains or when washing your hands, and it's sweat-resistant too. Sapphire glass and stainless steel case, with excellent abrasion resistance, you can use it every day with peace of mind. Strap adjustment tool and instruction manual are also included. PERFECT GIFT: Men's watches are perfect gifts for festivals, family and meetings. You can find luxury fashion gifts for graduation, birthday, wedding and Valentine's Day. Warranty: We promise to provide a 30-day replacement warranty and a 1-year quality guarantee for products purchased from Amazon. If you have any problems with the product, please feel free to contact us by email. We will reply within 24 hours.