This is a truly functional Dive Knife.

This is the Typhoon Diving Knife.

It has a black rubber handle with yellow ABS inserts. The grip is made to fit comfortably in the hand.  This knife has a serrated, spear point blade with line cutter.

This knife comes with a quick-release lock and water drain, black resistant ABS sheath.  It can be worn with rubber arm/leg straps or on a belt. 

This knife also comes with blue inserts