IWC Portuguese Chrono IW390209 40mm Grey Dial Automatic Watch

Band Material: Rubber. As a new product, rubber straps simply put the durability and simplicity to the extreme.

Watch Case: 316L. The watch case uses the best 316L to provide excellent corrosion resistance, excellent wear resistance and good wear resistance.

Case Back: Transparent. IWC usually uses a transparent back, which can make the watch more durable, they can withstand harsh outdoor environments, such as rain, snow, cold or hot weather.

Crystal: Sapphire Crystal. Sapphire crystal is the best choice for most people. It is a unique optical material. It is not only dazzling, but also scratch-resistant. The color rendering index (CRI) of the anti-reflective coating is 100, and the brightness is increased by up to 50%. Tip: The first-range cheap movement version is made of mineral glass.

Hand: Rose Gold-tone. Regarding this watch, hand design is rose gold-tone, which fits your watch’s dial well.

Second Markers: Minute markers around the outer rim. The minute mark on the outer edge of the glass is a design element that represents time, and the minute mark around the outer edge is as shown in the picture above.

Dial Markers: Arabic Numeral. With arabic numers as dial markers instead of usual dots to indicate the time.

Luminiscence: Hands. As you can see in the pictures above, the luminescence of the watch is hands. It helps you know the according time when in dark.

Bezel Material: Stainless Steel. The stainless steel bezel has been around since ancient times. It has been used as a decorative material for watches and clocks for more than two thousand years. A watch face made from stainless steel materials can withstand extreme temperatures.

Clasp: Deployment. We use a deployment clasp for the watch to make it easier and quicker for the user to open and fold the case over to keep it secure.

Water Resistance: 30 meters. The waterproof depth of the watch is 30 meters, which is fully enough for your daily life. Tips: The standard configuration is just life waterproof, need to purchase additional waterproof service which is up to 30 meters.