El Primero Chronomaster Ulysse Nardin The sapphire caseback reveals the

The sapphire caseback reveals the meticulously decorated movement

Powered by the automatic HUB4100 chronograph movement with 42-hour power reserve

Lange &amp

Case Material: Green Ceramic – ultra-durable

it reflects the brand's dedication to classical forms with mechanical excellence

El Primero Chronomaster Ulysse Nardin The sapphire caseback reveals theZenith El Primero Chronomaster Ref. 03. 2081. 400 78. C813 42mm Steel, Automatic Legend The Zenith El Primero Chronomaster (Ref. 03. 2081. 400 78. C813) embodies the legacy of one of the worlds most iconic chronograph movements. Housed in a 42mm stainless steel case, this timepiece is powered by the legendary El Primero automatic movement, renowned for its high frequency precision and smooth chronograph function. The open worked dial subtly reveals