Shearwater Tern Wrist Dive Computer

In stock
  • Full Colour, High Resolution, AMOLED 1.3" display with deep blacks, and vivid colour display.
  • Support Air, Nitrox, 3 Gas Nitrox, Gauge, and Freedive modes.
  • Modern, Sleek Profile. Robust design with toughened glass, modern bezel design and USB-C wireless charging
  • Depth-rated to 120 meters, these computers meet EN standards for dive compliance.
  • They come with Shearwater’s new Remora quick connect bands and webbing straps.

The Shearwater Tern and Tern TX models redefine diving convenience and versatility for sport divers. Incorporating a compact design with advanced features, these dive computers, especially the Tern TX with its transmitter-enabled capability, provide unparalleled functionality. Their enhanced visibility, user-friendly interface, and compatibility with multiple diving modes, make them an essential tool for divers seeking reliability and ease of use.

The Tern and Tern TX feature a 1.3” AMOLED screen with clear visibility in various lighting conditions. Their watch-style design and high-resolution display ensure easy access to vital diving data.

The Tern TX stands out with its ability to connect to up to four Swift transmitters and includes a digital compass. Both models support Air, Nitrox, 3 Gas Nitrox, Gauge, and Freedive modes.

Designed and Built in Canada and depth-rated to 120 meters, these computers meet EN standards for dive compliance. They come with Shearwater’s new Remora™ quick connect bands and webbing straps, offering easy customization with various strap lengths and colors.


  • Decompression Computer
  • Air Integrated *Tern TX model only
  • Connects up to 4 Transmitters (Optional) *Tern TX model only
  • 3 axis, tilt compensated, digital compass *Tern TX model only
  • Bluetooth® wireless technology
  • Switchable vibration alerts
  • Upgradeable Firmware
  • 316 Stainless Bezel & Buttons
  • 22mm Strap Size with quick connect (one long and one short strap included)
  • Ballistic Nylon Polymer Case
  • Optional Add-Ons & Accessories
  • Swift Smart AI Transmitter
  • Remora™ band available in 5 colours
  • Remora™ webbing straps available in 3 colours


Air Simple air mode for everyday diving
Nitrox Single gas Nitrox up to 40%
3 Gas Nitrox 3 Gas switchable underwater with full decompression support. Up to 100% O2.
Gauge Bottom timer with stop watch and dive logging
Freediving Configurable sampling rates and alarms


Screen Resolution 360 x 360
Display Type Full Colour AMOLED
Screen Brightness Minimum 300 nits, Typical at 350 nits
Display Size 3.30cm / 1.3"
Toughened Glass Window Yes
Battery Type Rechargeable Li-ion Battery
  Factory Replaceable
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
Thickness - 16mm
Weight (Dive Computer) 100g
More Information
Weight 1.000000
UPC 628242091404
EAN 0628242091404
Brand Shearwater
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