Shearwater Tern Wrist Dive Computer
By Shearwater Research | Canadian Engineering | Watch-Style 1.3" AMOLED Dive Computer
Engineered for sport divers who demand world-class performance in a streamlined profile, the Shearwater Tern Wrist Dive Computer brings Shearwater's industry-leading technology to a compact watch-style form factor. Designed and built in Canada, the Tern combines a brilliant 1.3-inch high-contrast AMOLED display with intuitive two-button navigation. Whether you are exploring cold-water kelp forests in British Columbia, wreck diving in the Great Lakes, or traveling to tropical reefs, the Tern offers unmatched clarity, precision decompression tracking, and daily versatility.
World-Class Canadian Innovation & AMOLED Clarity
Building on the proven success of the Peregrine and Teric platforms, the Tern packs Shearwater’s trusted Bühlmann ZHL-16C decompression algorithm into a lightweight 100g housing. Featuring wireless inductive charging and Bluetooth syncing with the Shearwater Cloud app, it is the ultimate everyday sport dive computer for Canadian divers.
Key Features and Highlights
- Best-in-Class AMOLED Screen: Ultra-bright 1.3-inch high-resolution display with toughened glass provides crystal-clear visibility under sunlight, murky waters, or night conditions.
- 5 Versatile Diving Modes: Full support for Air, Single-Gas Nitrox, 3-Gas Nitrox, Gauge, and dedicated Freediving modes.
- Inductive Wireless Charging: Long-lasting internal lithium-ion battery delivers up to 20 hours of active dive time per charge with convenient wireless pad charging.
- Trusted Decompression Science: Employs the industry-standard Bühlmann ZHL-16C algorithm with user-configurable Gradient Factors for customized safety margins.
- Seamless Cloud Connectivity: Integrated Bluetooth Smart lets you transfer dive logs (up to 500 dives storage), update firmware, and analyze graphs via the Shearwater Cloud app.
- Rugged Canadian Build: Depth-rated to 120 metres (394 feet) and fully compliant with strict EN standards for dive computer reliability.
Technical Specifications
| Manufacturer | Shearwater Research Inc. (Richmond, BC, Canada) |
| Part Number / Model | 15301 / Tern |
| Display Type & Lens | 1.3" AMOLED Display with Toughened Glass Lens |
| Depth Rating & Weight | 120 m / 394 ft | 100 Grams |
| Decompression Model | Bühlmann ZHL-16C with Gradient Factors |
| Battery Life | Rechargeable Li-ion (Up to 20 hours of dive time per charge) |
| Log Memory & Wireless | 500 Dives Memory | Bluetooth Smart & Wireless Charging |
Explore the Shearwater Ecosystem
Browse our full Shearwater Research Collection for Swift transmitters, Tern TX air-integrated units, Peregrine computers, and genuine accessories.
Order online for fast, insured shipping anywhere across Canada—or visit International Diving Centre at 2865 West Broadway, Vancouver, BC to test the Tern's AMOLED screen in person or speak with our Shearwater specialists. Call us at (604) 736-2541 for expert advice!
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