Brand: Hannah Martin.
Design: These are minimalistic, luxury-style watches with a unique curved, square-like (tonneau) case. They often feature a small sub-dial for seconds.
Materials: Typically made with a stainless steel band and case, frequently in a polished gold-tone finish.
Key Features: Most models in this line are water-resistant (often up to 30m) and use a reliable quartz movement. [1, 2, 3, 4, 5]