SeaGull ST19 Movement: History and DesignThe SeaGull ST19 movement is a highly significant and legendary calibre in Chinese watchmaking history. It is China's first independently developed and mas

From February 20 to 23, 2026, SUPERTIME showcased its latest product lines at INHORGENTA, the leading European trade fair for watches, jewelry, and gemstones, held in Munich, Germany. This year's INHORGENTA, centered around the core theme of "Craftsmanship," brought together approximately 900 exhibitors from 35 countries and over 25,000 professional visitors. As a Chinese watch manufacturing enterprise with over 34 years of experience, SUPERTIME not only enhanced its brand visibility a...

Introduction to Class 10,000 (ISO Class 7) Cleanrooms for WatchmakingA Class 10,000 cleanroom (typically referring to ISO Class 7, equivalent to the US Federal Standard Class 10,000) is the most widel

We are a distinctive Chinese watch R&D and manufacturing enterprise. Hello everyone! We are Supertime, based in China, and we have been deeply rooted in the watch industry for over 33 years. My brothe