Sedna ds 1:

1, titanium alloy, very light, is said to be more corrosion-resistant than stainless steel, but its disadvantage is that it is not wear-resistant. Generally speaking, titanium alloy is not wear-resistant, and its overall luster is dark, which may be because polishing is easier to spend.

2, movement 2824-2, compared with powermatic80, which is popular in low-end watches, is also famous for its unpolished snow movement. Let's see how easy it is to accept. Anyway, as long as this error is stable.

3, the scale of the hand, silver is very clear and angular relative to the blue board, even if there is no luminous, it can be easily reflected when reading in low light at night, showing a matte texture when standing sideways, showing a blue-black gradient radiation pattern. The folding buckle with safety buckle is firm and reliable, and its length cannot be adjusted.

Chevrolet ds4:

1, a little silver-gray dial with dual calendar function, the movement should be eta2836 movement, which was very hard at first and the details were worthy of its price.

2. Finally, although the movement and the transparent watch cover are not polished, as Xiaobai who has never bought a mechanical watch, it is already very satisfying to look at his movement and listen to his mechanical sound.

3. As a daily watch, 100m is waterproof enough for daily use for 36 hours.

Introduction to knight:

Sedina is a luxury watch brand under the Swiss Swatch Group, which was founded in 1888. Adolf and Alfred Kurth took excellent quality and durability as the core principles of the brand at the beginning of their establishment. 1959, Xuetie Na ushered in the concept of double insurance DS, which became a milestone in its development history.

Refer to the above? Baidu encyclopedia-Xue Tiena