Mares Sirius

The Mares Sirius is a premium watch-style dive computer that combines advanced diving technology with a refined, elegant design. Designed for both recreational and Extended Range divers, it features a high-resolution color display, digital compass, and hoseless tank data integration with support for up to five optional tank transmitters.

For technical and Extended Range diving, the Sirius supports Nitrox and Trimix up to five gases, powered by the Bühlmann ZH-L16C algorithm with Gradient Factors and Predictive Multigas, providing advanced decompression management for more demanding dives.

Key features

• ZH-L16C algorithm with gradient factors and predictive multigas
• Nitrox and trimix capable, up to 5 gases
• MIP color, high-resolution display
• Full tilt digital compass with bearing memory and stopwatch
• Hoseless tank data integration for up to five transmitters
• Color coded tank pressure for at-a-glance readability
• Bottom timer mode with resettable average depth and stopwatch
• Decompression dive planner with additional surface interval function
• 100 dive logbook with multiple graphs
• Tissue saturation and dive profile graph
• Smart battery management system with 30 hours dive time per full charge (without the use of the transmitter)
• Bluetooth connection for direct connection to a smartphone
• Underwater menu allows certain settings to be changed during the dive
• Future deco and runaway deco alarm
• Three watch faces plus color options
• Changeable strap for use with any wetsuit thickness
• Wireless charging base