Stay Connected In Style
Geo 4.0 has a brand-new stylish and sporty look! It features an updated display area with larger, crisper digits, Oceanic’s patented Dual Algorithm™, 5 optional colour straps, and Bluetooth connectivity to all smartphones through the DiverLog+ App for the ultimate mobile experience. New and experienced divers can dive anywhere with Geo 4.0 and stay connected in style.
Connect With the Diverlog+ App
The Geo 4.0 connects to your smartphone through the free DiverLog+ App, available in the app store. Divers can adjust the dual Nitrox mixes, switch the Dual Algorithm™, gas mixes, user display, alarms, all on the go pre- and post-dive.
Pre-Dive: plan your dive with alerts for time and depth, select your gas mixes from the comfort of your mobile device, and more!
Post-Dive: download your dive instantly to your mobile device, view your most recent dive profile and information, add photos and videos, and use the search query to filter by location, dive type, depth, and more!


Stylish Colour Straps
Personalise your Geo 4.0 with 5 stylish colour straps. Match your strap to any other Oceanic product or piece of dive gear. Colour straps are available in Black, White, Blue, Yellow and Sea Blue.
CHOOSE THE RIGHT ALGORITHM FOR YOUR DIVE
Oceanic’s patented Dual Algorithm™ lets you choose the decompression algorithm that best suits your diving needs without compromising safety. Adjust between DSAT or Pelagic Z+ to provide no-deco and deco profiles, adjustable through the DiverLog+ App.


XL Display
Geo 4.0 features a brand-new XL display area, with wider font size and crisper, easy-to- read digits. Geo 4.0 is among the clearest wrist units on the market.
SPECIFICATIONS
FEATURES & FUNCTIONS | Geo 4.0 |
---|---|
Modes of Operation | WATCH, AIR & NITROX, GAUGE, FREEDIVE |
Version | WRIST WATCH |
Bluetooth 4.0 | YES |
Color | BLACK, WHITE (BLUE, YELLOW, SEA BLUE STRAPS ALSO AVAILABLE) |
Type | DECOMPRESSION MODEL |
Firmware Update | Auto |
Maximum algorithm depth | 100 M |
Altitude adjustment | 610 – 4200 M |
Decompression capability | VARIABLE, 3,3 – 9 M/MIN AND 6,4 -18 M/MIN |
Activation | WATER ACTIVATION AND PUSH BUTTON |
Decompression display | YES, DIGITAL |
Back light | LCD DISPLAY |
Alarms | YES, VISUAL AND ACOUSTICAL |
Battery replacement | USER REPLACEABLE BATTERIES |
Battery life | 300 H |
Log entries | 24 |
Interface | Bluetooth connection to Diverlog+ |
Nitrox | YES, 21-100 % |
Changeable gases | YES, 2 NITROX MIXES |
Algorithm | DUAL ALGORITHM (PZ+ AND DSAT) |
Tissue compartments | 12 |
Console | NO |
Warranty | 2 YEARS |
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