Most Suunto sports watches provide heart rate monitoring either with a belt or from the wrist. GPS watch with altimeter is great for hiking.
Suunto Spartan Trainer Wrist HR Suunto Spartan Sport Wrist HR
Suunto 9 Baro GPS Multisport Watch
Suunto 9 Black - GPS sports watch with a long battery life
SUUNTO SPARTAN TRAINER WRIST HR Running Watch GPS Waterproof Heart
Preview: Suunto Spartan Sport Wrist HR, plus Ambit development plans
Free: Running Heart rate monitor GPS watch, Suunto heart rate
Suunto 7 Wear OS GPS Watch In-Depth Review
Suunto 9 Peak SS022477000 GPS Sports Watch with Long Battery Life
SUUNTO Spartan Sport Wrist HR Baro GPS Heart Rate - Best Buy
Battery life comparisons: GPS sport watches
Suunto 9 Peak Granite Blue Titanium - Ultra thin, small, tough GPS
Suunto T1 Sports Watch Heart Rate Monitor Finland 30M Waterproof