Formex 2201.1.6312.910 Reef 39.5mm White Dial Automatic COSC MeisterSinger Phanero PHM1B A chest strap heart rate

A chest strap heart rate monitor (like HRM-Run™ or HRM-Tri™) unlocks advanced features such as lactate threshold and the HRV (heart rate variability) stress test

and a commemorative “Since 1983” red text adorns the face

Key features include a full lume dial for unparalleled visibility in low-light conditions

Screw back

Formex 2201.1.6312.910 Reef 39.5mm White Dial Automatic COSC MeisterSinger Phanero PHM1B A chest strap heart rateWith its tool free exchangeable bezels and straps, the Reef stands out as one of the markets most versatile mechanical dive watches. Built in a more compact, 39. 5mm hand finished stainless steel case, the Baby Reef features an officially certified Swiss movement with 56 hours of power reserve and unique gradual fine adjustment systems across all strap and bracelet options, noticeably increasing wearing comfort on the wrist throughout the day. The 39.