Computer: Sirus : Secondhand

Mares Sirius Dive Computer combines advanced dive technology with sophisticated watch-style design, making it the ideal companion for both recreational and technical divers. Featuring a stunning high-resolution colour display, integrated digital compass, optional air integration and support for nitrox and trimix diving, the Sirius delivers exceptional performance above and below the water. Whether you're exploring local dive sites, travelling abroad or progressing into Extended Range diving, the Mares Sirius provides the information and confidence you need in a sleek, everyday-wearable package.

Mares Sirius Dive Computer Specifications

• Watch-style dive computer with colour display
• Available in Black or Black/Silver
• ZH-L16C decompression algorithm
• Adjustable Gradient Factors
• Predictive multi-gas capability
• Supports Air, Nitrox and Trimix diving
• Up to 5 programmable gases
• High-resolution MIP colour screen
• Full tilt-compensated digital compass
• Bearing memory and stopwatch function
• Hoseless air integration capability
• Connects with up to 5 transmitters
• Colour-coded tank pressure display
• Bottom Timer mode
• Decompression dive planner
• Surface interval planning function
• 100-dive logbook capacity
• Tissue saturation tracking
• Dive profile graph display
• Bluetooth smartphone connectivity
• Underwater adjustable settings
• Future Deco and Runaway Deco alarms
• Three selectable watch faces
• Customisable colour options
• Interchangeable straps
• Wireless charging dock included
• Rechargeable battery with up to 30 hours dive time per charge (without transmitter use)

Mares Sirius Dive Computer Details

Designed for divers who demand both performance and style, the Mares Sirius offers an intuitive user experience alongside advanced diving functionality. Recreational divers will appreciate the clean display layout, straightforward navigation and optional wireless air integration, allowing real-time tank pressure monitoring directly from the wrist.

For divers progressing into decompression, technical or Extended Range diving, the Sirius provides support for up to five gases, including nitrox and trimix mixtures. The powerful ZH-L16C algorithm with adjustable Gradient Factors gives experienced divers greater control over decompression planning while maintaining the reliability expected from a premium dive computer.

Secondhand Item – Terms & Conditions

This item is sold as secondhand and is subject to separate terms and conditions. For full transparency, please note:

Items that are not eligible for return include:

• Products that deteriorate quickly
• Products that have been personalised, made to measure, or custom made specifically for you
• End-of-line items where we can no longer replace, obtain parts for, or repair
• Clearance and secondhand items, due to the nature of the sale

The vibrant MIP colour display delivers excellent readability in bright sunlight and low-light conditions, while the integrated tilt-compensated digital compass provides accurate underwater navigation. Features such as Future Deco and Runaway Deco alarms help divers stay aware of changing dive conditions and make informed decisions throughout the dive.

Beyond the water, the Sirius functions as an elegant everyday watch. Multiple watch face options, customisable colours and interchangeable straps allow you to tailor the computer to your personal style, while Bluetooth connectivity enables easy synchronisation with your smartphone and dive log. Combined with convenient wireless charging and long battery life, the Sirius is built to support every stage of your diving adventures.