Not sure if this will fit your camera? Check the official DiCAPac for help.  

The DiCAPac WPH10 Waterproof Underwater Case is a PVC vinyl housing with a polycarbonate lens made to allow a high-end digital camera such as, Canon G series to operate underwater to 16.4' (5.0 m). It can be used with a camera that has a zoom lens. It protects the camera from water, sand, dust, etc. in the ocean and mountains. The housing meets JIS IPX8 requirements for underwater usage. This case has a UP ring extension. A neck strap is included.

• Waterproof underwater housing usable up to 16.4' (5.0 m)
• Meets standard requirements for JIS (Japan Industrial Standards) IPX8 at 0.5 water pressure (underwater 5.0m), tested for 30 minutes
• Can be used for a high-end digital camera with a zoom lens function
• Included extension ring for cameras with longer zoom lenses
• All controls are accessible
• UV coating polycarbonate on the lens for clear pictures
• Ideal for taking pictures in the rain, at the beach, or on the ski slopes
• Protects a camera from water, sand, dust, etc. in the ocean and mountains
• A neck strap is included

Products Details:

Size W x H : 140x 190mm
Color : Black
Including Extension Ring, Neck Strap & Sponge
Made in Korea