Suunto Nautic S Dive Computer
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.
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.
Designed and built in Finland, Nautic reflects Suunto’s decades of dive expertise — ready for every dive, everywhere.
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.
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.
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.
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.
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.
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Bezel material – Stainless steel
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Glass material – Sapphire crystal
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Case material – Glass fibre reinforced polyamide
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Strap material – Elastic textile
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Weight – 81g
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Strap width 22 mm
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Customizable watch faces
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Touch screen lock
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Touch display
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Color display
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Vibration alert
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Water resistance -100 m
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Battery type rechargeable lithium-ion
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Firmware upgradable
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Time, date
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Alarm clock
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Dual time
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Countdown timer
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Stopwatch timer
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Language -CS, DA, DE, EL, EN, ES, FI, FR, HE, IT, JA, KO, NL, NO, PL, PT, RU, SV, TR, ZH*, TH*, ZHTW*
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Backlight – AMOLED
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Configurable backlight – automatic brightness
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Button lock
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Display size – 1,43”
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Display type – matrix
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Display resolution – 466 x 466
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Metric and imperial units
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Automatic daylight saving time
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Battery indicator -percentage / icon
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Always-on display
PHYSICAL SPECIFICATIONS
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Operating temperature -20° C to +55° C / -5° F to +130° F
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Operating temperature in dive mode 0° C to +40° C / +32° F to +104° F
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Storage temperature -20° C to +55° C / -5° F to +130° F
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Recommended charging temperature 0° C to +35° C / +32° F to +95° F
BATTERY LIFE
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Intelligent charge reminders
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Daily use: Standby time mode only – up to 26 days
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Battery life (dive) 40 – 60h
COMPASS
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Digital compass
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Digital compass during scubadiving
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Tilt compensation
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Declination correction
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Direction scale
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Needle
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Compass accuracy 5°
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Compass resolution 1°
CONNECTIVITY
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Connectivity (between devices)Bluetooth
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Phone notifications on the watch
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Watch software updates from cloud
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Automatic over the air software updates
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Software updates from cloud
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Bluetooth
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Smartphone compatibility – Most common models supported, check here for detailed compatibility list
GPS TRACKING & NAVIGATION
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Offline maps on watch
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Satellite systems – GPS, GLONASS, GALILEO, QZSS, BEIDOU
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GNSS frequency support – Dual band (L1+L5)
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Simultaneous satellite systems 4
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Max connected satellites – 32
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GPS recording rate – Best, Good, OK, Low
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Zoom levels in navigation
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Breadcrumb trail in real time
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Outdoor terrain and satellite maps
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Global heatmaps for 20 sports
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Route planning with heatmaps
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Personal route library synced to watch
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Snap to route
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Point of Interest (POI) navigation
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GPS track analysis
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Track logging, viewing and sharing
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ETA (estimated time of arrival)
WEATHER
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Sunrise/sunset times
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Storm alarm
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Sea level pressure
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Temperature
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Temperature display range -20° C to +55° C
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Temperature resolution 1 C
Dive Functions
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Altitude adjustment0 – 300 m / 300 -1500 m / 1500 – 3000 m
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Ascent time display
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CNS/OTU (OLF) calculation
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Customizable dive modes and displays
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Decompression model – Suunto Bühlmann 16 GF
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Decompression profile options continuous and stepped
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Dive history – lifetime
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Dive time
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Freedive
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Gas consumption (real-time)
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Gas max pO2 – manual 1.0 – 1.6
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Gas switching
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Gas time
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Gases – up to 5 gases (Oxygen 21 – 100%)
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Gauge
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Maximum operating depth (EN 13319) 80m
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Nitrox (and air)
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No fly time
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No-decompression planner
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Personal adjustment – Gradient factors low (10-100) and high (50-100)
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Safety Stop
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Surface time
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Timer
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Wireless air integration
DIVE ALARMS AND NOTIFICATIONS
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CNS/OTU (OLF) 80% / 100%
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Decompression ceiling violation
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Dive time
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Gas time
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High pO2 (hyperoxic)
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Maximum depth
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NDL
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Switch gas (better gas is available)
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Tank pressure
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Too fast ascent
FREEDIVING
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Depth alarm
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Depth notify
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Dive time alarm
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Freedive day history
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Freedive number
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Freedive total history
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Surface time notify
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Depth meter for freedive80m

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