
There are many things to consider when buying a diving knife. This article will cover the main features of many different diving knives such as the Aqua Lung Argonaut (Tusa X-Pert 2), Cressi Alligator (Cressi Alligator), and Tusa X-Pert 2 (Tusa X-Pert 2). A knife sheath is an essential part of any diving knife. The sheath should be fitted tightly and retainer-protected to stop the knife from accidentally being pulled out.
Aqua Lung Argonaut
When choosing a diving knife, the quality of the blade is one of the most important factors. The Aqua Lung Argonaut is made from 4mm Titanium, a material that is virtually rustproof. The blade is coated in a black Electro Deposit Primer to prevent corrosion. The blade is also very durable making it an excellent choice when diving. The blade is sharp with a deep, serrated edge.
Tusa X-Pert 2
The stainless-steel blade of the Tusa X-Pert II diving knife is made out of high-quality 420 Stainless Steel. It also has a line cutter. The diving knife has a secure sheath and a one-touch release. It measures nine inches in length. The knife is ergonomically designed and features a safety lock with one button.
Scuba Pro Mako
Scuba Pro Mako Titanium Dive Knife, made of hardened Titanium, offers long-lasting and corrosion-free cutting performance. Its multi-functional blade is adjustable to cut lines, open bottles, and has a knife tip. The sheath can connect to your BCD and you can use it as an underwater knife. Scubapro Mako Titanium Dive Knife offers more features than the standard diving knife.

Underwater Kinetics
The Underwater Kines of Blue Tang Dive Kite is the perfect choice if your looking for a high-quality diving knife. This multipurpose knife is made out of proprietary steel. It has a dropped tip for puncturing and an edge with a serrated edge that can be used for cutting. It has a hook-edge line cutter, as well as a stainless steel signaling pommel.