To get DIVE 2012 tickets at the advance price of £8.50 (or £7.50 for groups of 6 or more) visitors must book them before midnight on Tuesday 23 October.
After this date, e-tickets for the show, which takes place at the NEC over the weekend of 27/28 October, will still be available online, but this will be at the on-the-door price of £11.50.
The UK's biggest annual event for scuba divers of all experience levels as well as newcomers to the sport, DIVE 2012 will feature many special attractions. These include two in-hall diving pools, the New Products Showcase, Caribbean Village, Asia-Pacific Showcase, British Isles Experience and 3D NoTanx Freedive Simulator.
There will also be an expanded PhotoZone area boasting a gallery of top underwater prints plus a programme of photo-focussed presentations from speakers including Paul Duxfield, Saeed Rashid and Alex Tattersall.
Meanwhile, speakers appearing on the main DIVER and Concourse Stages include Andy Torbet, Monty Halls, Paul Rose, deep-wreck divers Mark Dixon and Jeff Cornish, and Titanic explorer Rory Golden.
The show's PADI Village will feature attractions including a special seminar area, and BSAC will have a strong presence, with not only its main club stand, but also a series of BSAC Pods run by local branches and a new Kidz Zone.
For more about DIVE 2012 and to book tickets