Patek Philippe Calatrava 40mm Men’s 5227G-010 Leather Strap Black Dial

Case Back: Transparent. The transparent back cover is neither soft nor flexible. It has excellent durability and scratch resistance.

Watch Case: 316L. The raw material of this watch is the hardest 316L stainless steel, which has excellent corrosion resistance. It is hypoallergenic and scratch resistant.

Crystal: Sapphire Crystal. The hardness of the material of the watch is very high, the Mohs hardness is as high as 9, second only to diamond, and its hardness is almost 3 times that of mineral glass and 20 times that of acrylic mirrors. Tips: The A Replica/Quartz version is applied with mineral glass instead of sapphire.

Second Markers: Minute Markers around the outer rim. The design of the second hand in the watch is as shown in the picture above. It is also called a clock hand. This design element has been used in many well-known designs, such as watches.

Bezel Material: Stainless Steel. A stainless steel bezel is one of the most beautiful and delicate parts in the watch. The stainless steel bezel provides a durable, endurable and expensive look to the watch.

Dial Markers: Index. With a index uses some simple index marks to display the time, making the dial more simple and stylish.

Band Material: Leather.The leather material has excellent properties in preventing sweat and moisture, and has no allergic reaction to the skin.

Clasp: Deployment. The clasp design of the watch allows the user to fold it into several positions or angles for unique use.

Function: Date, Hour, Minute, Second. The watch has many functions, and it plays an important role in our lives like any other electronic product. The functions of the watch are chronograph, hour, minute and second.

Hand: Silver-tone. The style of the watch’s hands is silver-tone that is simple but luxury.