DAVOSA 161.528.10 DAVOSA Argonautic BG White - Genuine Swiss Automatic Dive Watch with Luminescent FeaturesProduct Highlights The outer edge of the bezel and the crown feature finely detailed grooves with sharper edges for more comfortable operation. The hands have also been improved, with the second hand featuring an arrow shape that matches the hour hand design, coated with BG9 Super LumiNova. This enhances visibility while also increasing the depth and harmony of the dial, along with the indices that are similarly coated in a satin finish with BG9.