Panerai Luminor Marina 44mm PAM00631 Men’s Black Dial Black-tone

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.

Dial Markers: Luminous Index. According to a study, the human eye is very sensitive to light at night, which is a technology that makes the watch more exciting and exciting. It can help you see the time in the dark. A person can determine whether it is morning or evening from the sitting posture when he looks at the dial of the watch and from where he looks.

Band Material: Leather.The Rolex watch often apply with a leather strap is of good quality and comfortable to wear.

Bezel Material: Stainless Steel. The stainless steel bezel has high dimensional stability, high resilience and UV resistance. It can be used in both hard and soft cases. It’s also resistant to water, heat and deliquescent substances like oil or food.

Hand: Silver Tone. The design of the watch’s hands is silver-tone which is pretty cool and fashionable.

Watch Case: 316L. The situation is 316L, the density component is close to iron, and generally has no effect on the human body. This material is often used in the straps of Swiss watches.

Luminiscence: Hands and Markers. For the watch, the luminiscence is hands and markers. It helps you know the according time when in dark.

Case Back: Transparent. Omega usually uses a transparent back, which is more waterproof than a through-bottom one.

Water Resistance: 30 meters. As for the waterproof depth of the watch, it is 30 meters, which has a good waterproof function. Tips: The standard configuration is just life waterproof, need to purchase additional waterproof service which is up to 30 meters.