Exquisite multi-function dial: The square case of this watch is a multi-function dial, including week display, monthly calendar display, and calendar display. The dial is inlaid with beautiful synthetic rubies, and the combination of simple square and round reflects the high level of geometry.10ATM waterproof and luminous pointer: You can wear this watch for swimming activities, but it is only suitable for shallow eternal, not suitable for diving. Super luminous hands and scales, even in the dark, you can clearly see the time. Model: 507Style: fashionMovement type: automatic mechanical movementStrap material: stainless steelDial thickness: 0.5inchesDial diameter: 1.75inchesCase material: stainless steelWaterproof depth: 10ATMWatch mirror material: synthetic sapphire crystal If the watch you received does not work properly when you wear it for the first time, it can be returned or exchanged, so please rest assured to buy. If you have any questions, please feel free to contact us.