Garmin Fenix 8 Sapphire (47mm-black)

Your watch is a Garmin Fenix 8 Sapphire 47mm based on the back casing shown in the photo.
Main Specifications
Build & Design
Case Size: 47mm
Material: Titanium bezel & rear cover
Lens: Sapphire Crystal (very scratch resistant)
Water Rating: 10 ATM / 100 meters
Dive Rating: 40 meters
Band: QuickFit silicone strap
Display
AMOLED display (from your screen photo)
High brightness with always-on option
Touchscreen + physical buttons
Battery Life
Approximate battery for AMOLED 47mm:
Smartwatch mode: up to ~16 days
GPS mode: ~38–47 hours
Battery saver mode: much longer
(Depends on brightness, GPS usage, and always-on display)
Health & Fitness Features
Heart rate monitoring
Pulse Ox (blood oxygen)
Sleep tracking
Stress monitoring
Body Battery
VO2 Max
ECG support (selected regions)
Training readiness & recovery
Outdoor / Tactical Features
Multi-band GPS
Offline maps & navigation
Compass, altimeter, barometer
Hiking / trail / running modes
Golf & diving support
Flashlight LED built-in
Smart Features
Bluetooth / Wi-Fi
Garmin Pay
Music storage
Notifications & calls alert
Android & iPhone compatible
Durability
Very rugged watch:
Sapphire glass
Titanium body
Military-grade durability standard

negotiable at reasonable price