Mechanical movement: This mechanical pocket watch does not require batteries, and the pocket watch has a longer life and is more durable. Skeleton design pocket watch - With the unique hollow case design, you can clearly see each pointer , you can easily see the time without opening the cover , bringing a lot of convenience to your daily life. Pocket watch chain - This is a pocket watch with a chain, exquisite workmanship, good touch, suitable for matching a variety of clothes, suits or casual clothes, suitable for a variety of business occasions.Perfect choice : Bring a quality gift box. Perfect gifts for your love and family or yourself, the best Valentine's Day gifts, superb Christmas gifts, Father's Day gifts, Mother's Day gifts, birthday gifts, wedding gifts, etc.After sales service: If you have any questions about the product, please feel free to contact seller,we will give you a satisfactory solution.