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Shearwater Tern / Tern TX

Shearwater Tern / Tern TX


Shearwater Tern / Silver Bezel

Shearwater's most compact dive computer redefines diving convenience and versatility for sport divers. Incorporating a compact design with advanced features, the TERN provides an unparalleled combination of functionality and value. Its enhanced visibility, user-friendly interface, and compatibility with multiple diving modes, make it an essential tool for divers seeking reliability and ease of use.

Shearwater Tern TX - Optional Air Integration and Digital Compass / Black Bezel

Connect with up to 4 transmitters to receive all of your gas pressure data on your computer display, and a digital compass 


Full Colour. High Resolution. AMOLED.

Intuitive controls and menu navigation along with a bright, vivid colour display.  

1.3" display with deep blacks and vivid colour display


Multiple Diving Modes

The Tern supports Air, Nitrox, 3 Gas Nitrox, Gauge and Freedive modes.


Modern, Sleek Profile

Robust design with toughened glass, modern bezel and USB-C wireless charging.


Cloud Control

Download and display dive logs quickly with Bluetooth® wireless technology.



  • Decompression computer
  • Bluetooth wireless technology
  • Switchable vibration alerts
  • Upgradeable firmware
  • 316 Stainless bezel and buttons
  • 22mm strap size with quick connect (one long and one short strap included)
  • Ballistic nylon polymer case
  • Tern TX - Air Integrated
  • Tern TX - Connects up to 4 transmitters
  • Tern TX - 3 axis, tilt compensated, digital compass. 



  • Screen Resolution: 360 x 360
  • Display Type: Full colour AMOLED
  • Screen Brightness: Minimum 300 nits. Typical at 350 nits
  • Display Size: 3.3cm / 1.3"
  • Toughened Glass Window: Yes
  • Battery Type: Rechargeable Li-ion battery
  • Battery Life: up to 20 hours (medium brightness), up to 6 months (standby)
  • Wireless Charging Station: Yes
  • Number of Gases: 3 OC
  • Depth Rating: 120m / 394ft
  • Dive Log Capacity (10 second rate): 500 Hours
  • Size (Dive Computer): Diameter - 50mm
  • Size (Dive Computer): Thickness - 16mm
  • Weight (Dive Computer): 100g



SKU: 15301
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