This is a useful smart watch from Garmin. It's a lightweight model that doesn't weigh more than 87 g.
From Fraser Hart
Garmin MARQ® Golfer (Gen 2) 46mm Titanium Case Green Ceramic Bezel Strap Watch
Gadcet
Garmin MARQ® Golfer (Gen 2) 46mm Titanium Case Green Ceramic Bezel Strap Watch, New