Suunto Nautic S
Suunto Nautic S
Bright AMOLED display
Up to 60 hours on a single charge
Wireless tank pressure
GPS, offline maps and weather tools
Suunto app connectivity
Designed for every dive
Suunto Nautic S is built for divers and freedivers who embrace every underwater moment.
Compact yet powerful, it combines performance, style and reliability in a design that fits perfectly on your wrist - from first dives to advanced adventures.
With a bright AMOLED display, intuitive controls and trusted Suunto craftsmanship, Nautic S brings together the best of diving technology and everyday usability.
Designed and made in Finland, built on Suunto's dive heritage - ready fr every dive and every diver.
Compact design, made to endure
Reliability is everything underwater. Suunto Nautic S is engineered to perform in demanding conditions, dive after dive.
Its durable, pressure-resistant build and bright AMOLED display ensure clear visibility and confidence on each dive. The new elastic textile strap offers superior comfort and flexibility, adapting to every exposure suit and diving condition.
Whether you’re exploring reefs, practicing freediving, or preparing for your next adventure, Nautic S is designed to keep up wherever your dive takes you.
Power that lasts beyond the surface
When your adventure extends across multiple dives, endurance matters. Suunto Nautic S delivers up to 60 hours of dive time on a single charge - more than enough for a long dive weekend or a remote expedition.
- Rechargeable battery. Up to 60 hours on a single charge
- Reliable power for multi-day diving trips
- Designed for endurance
Made for every dive and every diver
From your first open-water course to advanced adventures, Suunto Nautic S grows with you and your diving hobby.
It supports single- and multi-gas modes, sidemount configurations and customizable dive views letting you see exactly what you need, when you need it.
Easy to use yet powerful, Nautic S keeps you in control and lets you focus on what diving is truly about: freedom underwater.
Real-time awareness, wireless precision
Stay informed every moment. Wireless tank pressure support provides real-time gas readings directly on your wrist.
Dual transmitter support enables sidemount divers to follow both tanks with ease, while clear, color-coded visuals keep you instantly aware throughout the dive.
- Wireless tank pressure readings
- Dual transmitter support for sidemount diving
- Color-coded visuals for instant clarity
Awareness below and above the surface
Plan, time and execute every dive with confidence. Suunto Nautic S combines outdoor tools and navigation data for safety and peace of mind wherever you dive.
Built-in GPS, offline maps, tide- and weather data with sunrise/sunset times help you prepare for your dives and transitions. Together with the digital compass, these tools keep you oriented in all conditions.
Smarter connection, deeper reflection
After each dive, Suunto App extends your experience.
Sync your logs automatically, review detailed data, and relive every underwater route with notes, buddy info and conditions.
From dive planning to sharing your best moments, Nautic S keeps every adventure part of a bigger story: yours.
Technical Specifications
Bezel: Stainless steel
Glass: Sapphire crystal
Case: Glass fibre reinforced polyamide
Strap: Elastic textile (22 mm)
Weight: 81 g / 2.86 oz
Display: 1.43" AMOLED, color, always-on, touch display with lock, automatic brightness
Water resistance: 100 m
Features: Time & date, alarm, dual time, stopwatch, countdown timer, vibration alerts
Battery: Rechargeable lithium-ion, percentage/icon indicator
Languages: EN, DE, FR, IT, ES, JA, KO, ZH*, TH*, and more
Units: Metric & imperial, automatic daylight saving
Country of origin: Finland
Operating temp: -20° to +55°C (-5° to +130°F)
Dive mode temp: 0° to +40°C (32° to 104°F)
Storage temp: -20° to +55°C (-5° to +130°F)
Recommended charging temp: 0° to +35°C (32° to 95°F)
Intelligent charge reminders
Daily use (standby): Up to 26 days
Dive mode: 40–60h
Digital compass with tilt compensation & declination correction
Accuracy: ±5°, resolution: 1°
Usable during scuba diving
Bluetooth connectivity
Compatible with most smartphones
Suunto cloud & over-the-air software updates
Android: Send predefined replies from the watch
Offline maps with 32GB storage
GNSS: GPS, GLONASS, GALILEO, QZSS, BEIDOU (dual band L1+L5)
Up to 4 simultaneous satellite systems (32 satellites max)
GPS recording rates: Best, Good, OK, Low
Features: Breadcrumb trail, route planning, POI navigation, ETA & distance, heatmaps, snap-to-route, track logging & sharing
Sunrise/sunset times
Storm alarm
Sea level pressure
Automatic altimeter/barometer profile
Temperature range: -20° to +55°C (-5° to +130°F), 1°C / 1.5°F resolution
Bluetooth heart rate belt compatible
Customizable sport modes & displays
Pre-installed dive modes
Max depth: 80 m (EN 13319)
Freediving depth meter: Up to 80 m
Dive & freedive history (lifetime)
Gas support: Up to 5 gases, O₂ 21–100%, Helium compatible
pO₂: Manual 1.0–1.6
Dive metrics: Nitrox/air, gauge, gas consumption, CNS/OTU, no-deco & deco planning
Decompression model: Suunto Bühlmann 16 GF (continuous & stepped)
Wireless air integration & customizable dive displays
Ascent rate & decompression ceiling warnings
CNS/OTU limits (80% / 100%)
Gas switch alerts & gas time
High pO₂ warnings
Max depth, tank pressure & NDL alerts