Skip to product information
1 of 5


Seac Action HR Scuba Dive Computer

Regular price $309.95 USD
Regular price Sale price $309.95 USD
Sale Sold out
Shipping calculated at checkout.

The Seac ACTION HR is the newest wrist-mount diving computers for scuba and freediving.

Easy to use, with 3 main modes:
SCUBA MODE: full management of recreational dive profiles with a Bühlmann ZHL-16C decompression algorithm for 1 or 2 mixes(air, Nitrox, and mixes with O2 concentrations up to 99%).
GAUGE MODE: Depth gauge and stopwatch for managing your dive profiles independently.
FREEDIVING MODE: Dive/surface time, current/maximum depth.

Main features:
LOGBOOK MEMORY: SCUBA mode: 40 hours with records every 5”.
FREEDIVING mode: 18 hours of activity with records every 2”.
Safety warning: MOD exceeded alarm, deco stop violated alarm, ascent speed alarm, NoFly time and desaturation calculations, maximum permitted altitude warning.
- “NDL only” Dive Planner.
Dive Manager software for MAC/PC (requires Windows 10), available free of charge at
- Download data via USB cable (optional accessory sold separately).
Ultra-durable structure treated for improved resistance to blows, corrosion, and swings in temperature.
LCD screen with contrast and adjustable-intensity backlighting.
- Long-lasting CR2450 battery.

Shipping & Returns

Care Instructions

  • Hassle-Free Exchanges

    30-day money-back return policy.