Shearwater Tern Dive Computer
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Delivery & Returns
Delivery & Returns
Delivery Information
We offer free tracked UK standard delivery on orders over £50.
Standard UK delivery and Next Business Day UK delivery rates are calculated at checkout and offers a number of courier options for maximum convenience to you.
International shipping rates depend on items, shipment weight and destination. Shipping costs are calculated at checkout.
Estimated delivery times are shown during checkout and reflect your chosen delivery method. More Details
Returns Information
If you change your mind, it doesn’t fit, or you become inflicted with buyer’s regret - that's OK!
Mike's Dive Store offer an extended returns policy of 60 days - so you can be rest assured if the suit, piece of diving equipment or gift doesn't suit then just send it back, and we will either exchange it or offer a full refund less any postage costs. Too easy!
Please note that there are some special order items on our website that will be subject to a 20% re-stocking fee, but we will let you know about these items before we 'special order' them so that you are aware of this. If this is the case we can always help with correct sizing so that we minimise the risk of return. More Details
Help & Support
Help & Support
Need Help?
Our expert diving team is here to assist with your order, sizing, or product selection. We're divers ourselves, ready to support you!
Chat Hours:
Monday - Friday: 09:00 AM - 05:50 PM GMT
Prefer a call back? Just request it through the chat bubble!
Store Location
Mike's Dive Store
113 Power Rd, Chiswick, West London, W4 5PY
Local: (020) 8994 6006
Store Hours
Mon - Fri: 10 AM - 6 PM
Sat: 10 AM - 5 PM
Sun: Closed
Bank Holidays: Store & Warehouse Closed (no dispatch)
Online Video Consultations
Unable to visit us? Book a live video consultation for tailored advice on equipment, fitting, or specialized gear. Get expert guidance from our team, face-to-face. Book Now
For more answers, visit our FAQs.
The Shearwater Tern Dive Computer combines the best features of the Peregrine and Teric models, offering a powerful, simple, and reliable option for divers. With its compact size and affordable price, the Tern is a great choice for those looking for a sport-diving computer.
The Shearwater Tern Dive Computer is a top-of-the-line choice for serious divers. With its sleek and comfortable round design, the Shearwater Tern series computer boasts a durable build with reinforced glass, a stylish bezel design, and USB-C wireless connectivity charging.
The Shearwater Tern Dive Computer features a watch-style form factor and a 1.3" diameter AMOLED screen. This screen offers crystal-clear visibility in any lighting conditions, allowing divers to easily keep track of important information. The high-resolution display also offers Shearwater's renowned user interface, giving divers quick and convenient access to essential data for a safer and more enjoyable dive.
The Shearwater Tern & Tern TX has a depth rating of 120 metres and has undergone extensive testing to meet the engineering EN standards for dive computer compliance. It offers Air, Nitrox, 3 Gas Nitrox, Gauge, and Freedive modes, providing versatility for divers.
Available with all-new Shearwater Remora™ quick connect bands, divers can easily switch between long and short straps or the colour strap of their choice. Both the Remora™ bands and the webbing straps are designed for compatibility with the Teric and Tern dive computers, enhancing the user experience with their practical design and ease of use.
VIDEO CONSULTATIONS NOW AVAILABLE: We're bringing our highly experienced and knowledgeable staff to you with live-streaming consultations. If you need help choosing the right bit of kit or the best size before buying or even advice on whether a purchased item is the right fit for you then book yourself a consultation appointment.
Modes of Shearwater TERN:
- 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 stopwatch and dive logging
- Freediving: Configurable sampling rates and alarms
Specifications of Shearwater TERN:
- 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
- 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
Read here to view our maintenance tips for dive computers.