Nikon Coolpix AW110
Available in a variety of colors, Nikon's AW110 ($327, street) is a 16-megapixel compact, good to 59 feet, with sensivity to ISO 3200, lens-based vibration reduction, a 3-inch OLED screen, and Wi-Fi connectivity—a lotta can-do in a little package.
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"SeaLife

SeaLife DC1400

A great off-the-shelf solution, the DC1400 ($500, street) has a removeable, rubber-molded waterproof housing rated to 200 feet. What we like best is the range of accessories for it, including a sophisticated handle-mount flash and underwater monopod.
"Ikelite

Ikelite 6000-series Housings

With versions for numerous Canon PowerShot, Nikon Coolpix, and Sony Cyber-shot bodies (and more), Ikelite’s 6000-series housings go for $300 and up, and feature rugged construction, 200-foot working depths, access to all controls, and more.

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