There are several advantages of having a scuba dive knife. We are here to help you pick the best one for your purposes from all the best available products in market today.

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Our Top Picks:

Best Overall: Buy: Promate Scuba Dive Knife READ REVIEW

Best With Locking Mechanism: Buy: Cressi Scuba Dive Knife READ REVIEW

Best For Adjustable Straps: Buy: Boffer Scuba Dive Knife READ REVIEW

Best For Good Quality: Buy: Punada Scuba Dive Knife READ REVIEW

Best For The Price: Buy: Scuba Choice Scuba Dive Knife READ REVIEW

Best With Leg Strap: Buy: Atomic Aquatics Scuba Dive Knife READ REVIEW

Best For Branches: Buy: Scubapro Scuba Dive Knife READ REVIEW

Best With Fast Shipping: Buy: Underwater Kinetics Scuba Dive Knife READ REVIEW

Best For Overall Length: Buy: Evo Scuba Dive Knife READ REVIEW

Best For Light Weight: Buy: Saalvi Scuba Dive Knife READ REVIEW

Best Overall: Promate Scuba Dive Knife

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We are personally inclined towards a scuba diving knife, It is not so pricy, but it overachieves its purpose and is outstanding in important aspects. And, the promate scuba diving knife has an ergonomic and durable rubber grip with finger ridges and a titanium butt that can be used as a tank banger to signal underwater or for hammering. Promate scuba dive snorkel titanium knife (4 3/8" blade) with straps and sheath. The knife blade comes with either a blunt or drop point tip design. Finally, the promate scuba diving knife is available in 10 different colors: orange/ sharptip, silver/blunt tip, silver/ sharptip etc.,.

Most buyers opine that the knife looks like it would get the job done. In addition, they also found that the knife does not say it rattles) have probably not pushed it in all the way. In addition, they strongly agree that this is an excellent knife with a blade that truly does not rust, even after many uses in the ocean.

• This can be used in salt water and there are no problems or metal corrosion.
• This is good for neck knife with light mods including drilling and shortening the handle.
• This comes with are nice and long enough for leg or arm attachment.
• This knife is well balanced and has a good design.

Best With Locking Mechanism: Cressi Scuba Dive Knife

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The Cressi Scuba Dive Knife's superior materials make sure that it ages well with use. Also, the cressi scuba diving knife makes sure to wash and it is super sharp. The sheath comes with two, standard issue straps to attach it to your leg. In addition, it comes with great quality and has an awesome design. Finally, the cressi scuba diving knife is available in 6 colors: point tip blue, point tip orange, point tip lime etc., so, we bet you will like one of these.

Most buyers quickly discovered that the knife is a great knife for divers and has a great feel in the hand. And, a few strongly agree that the knife is a good quality knife for a very good price. In addition, they also found that this is a decent sized knife and should provide a long life. In short, most buyers agree that the knife suits them best, and no one questions it.

• The knife does rust in spots, especially around the hilt.
• This works well, but construction of the sheath is kind of cheap.
• This is designed to disburse blows and prevent breaking.
• These are both very sharp and effective for line cutting.

Best For Adjustable Straps: Boffer Scuba Dive Knife

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Compared with other knifes in this category, the boffer scuba diving knife has a convenient design. The Boffer Scuba Dive Knife is a diving sheath that is made of hard plastic and the knife locks into it and has a safety release button. Make sure this fits by entering your model number. And, the knife lasts a long time and it comes with a sheath for the leg.

Most importantly, the boffer scuba diving knife is used for overall length, is super sharp and it is great for the price.

Most buyers agree that the knife can be challenging, at first, to get the knife out of the original holster. In addition, they say that the knife comes with a locking case and a leather travel type of case. In addition, they say that the knife works well without breaking the bank. To sum up, the tone of buyers is very positive and we believe that the knife suits the purpose.

• It also came with a snap closure sheath to wear on your belt.
• ★420c stainless steel,overall length:approx 8.5",blade length:approx 4".
• This is when it out it’s an inexpensive repair.
• Wash after each dive like any other knife maintenance and it will last.

Best For Good Quality: Punada Scuba Dive Knife

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The Punada Scuba Dive Knife's material feels more premium than its price would suggest. The punada scuba dive knife measures 8.65 inches plus it is a perfect tool for scuba diving. The heavy duty plastic sheath uses a single action locking system to make sure you are holding the knife securely, and at the same time you can take it out easily when needed. The diving knife set includes a black diving knife, a heavy duty plastic sheath for the knife, two leg / arm straps and a nylon material sheath for the knife.

The knife is made from 440c stainless steel with great sharpness, durability and hardness. Also, this comes with many pros and it is great for a great price. Most importantly, the punada scuba dive knife is good for overall length with sheath, It is designed with quality stainless steel and has a great design.

Most customers quickly discovered that the knife is great for sticking in a tree from several feet. away. Furthermore, a few also found that the knife measures 8.65 inches and also it is good for throwing with practice. And, they say that this diving knife ca n't be used as a throwing knife. Overall, many buyers have used the punada scuba diving knife for more than a few months without any complaints, and it shows no sign of giving up.

• This could be served for multiple purposes.
• This is best for sharp blades and it can be bought for good value.
• You can carry the diving knife anywhere you want.
• The knife is made of 440c stainless steel, sharp and will not rust.

Best For The Price: Scuba Choice Scuba Dive Knife

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Compared with other knifes in this category, the scuba choice scuba diving knife has a convenient design. The Scuba Choice Scuba Dive Knife works great and it is very secure. Make sure this fits by entering your model number. And, the knife is super sharp and it is great for easy release.

Above all, the scuba choice scuba diving knife makes for excellent quality and it is easy to equip.

Most buyers opine that the knife is great in fresh water. In addition, a few strongly agree that the knife is made from crappy plastic that does not instill confidence. Also, a few also found that the blunt blade makes re - insertion of the knife much safer.

• This can go in between right or right.
• This allows for fast pull down & out for emergency use.
• This fits on a life jacket and also works well for diving.
• This can be bought for good value and it is great for the price.

Best With Leg Strap: Atomic Aquatics Scuba Dive Knife

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We would, of course, be remiss if we didn't mention Atomic Aquatics Scuba Dive Knife for daily purpose. The atomic aquatics scuba diving knife is great with fast shipping and it is worth the money. Make sure this fits by entering your model number. And, the knife makes for a very nice blade, It is good for very good quality and has a lightweight design.

Most importantly, the atomic aquatics scubadive knife is good for quality control, It is made for great dive shop and has an awesome design.

Almost all buyers opine that the knife is lighter and way more scratch resistant than stainless. In addition, a few say that the knife fits like a glove. To add to that, it is perfect for a skinny guy. Further, a few say that the knife has a good weight to it, and is very sturdy. Overall, most buyers agree that the knife suits them best, and no one questions it.

• This is made in Taiwan, It is an amazing, quality knife.
• Lightweight locking sheath with push-button release.
• This is perfect for piercing, and line cutting.
• This is designed for corrosion resistance, It is very secure and has a great design.

Best For Branches: Scubapro Scuba Dive Knife

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Next on the list, we've got yet another knife that manages to win our hearts. It's the scubapro scuba diving knife and it's widely considered as one of the most convenient knifes you can buy. The Scubapro Scuba Dive Knife includes a serrated edge for sawing through rope, a conventional edge for making clean slicing cuts, a line-cutting notch, and a bottle opener. Make sure this fits by entering your model number. Further, it is compact, is great for very high quality and it is good for rust proof.

Most importantly, the scubapro scuba diveknife is good for overall length, works well with decent build quality, It is easy to release and has a lightweight design.

Almost all customers quickly discovered that the knife includes kiit for mounting a knife onto a bc. Also, a few say that the knife comes with straps and the option to attach them to bcd. Furthermore, a few also found that this knife does come with a mounting kit for attaching to bcds.

• This which can be used for mounting.
• This allows for one-hand release and also comes with straps and screw mounts.
• This is ideal for sawing through heavier ropes and branches.

Best With Fast Shipping: Underwater Kinetics Scuba Dive Knife

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The Underwater Kinetics Scuba Dive Knife's high-end materials make sure that it ages well with use. The underwater kinetics scubadive knife has nice ergonomics, it is easy to clean and has a great design. Make sure this fits by entering your model number. Also, the knife can vouch for sturdy construction, it works with little weight and has a lightweight design.

Most importantly, the underwater kinetics scuba diveknife is best with a sharp blade and it is great for fast shipping.

Most buyers agree that the knife is easy to hold onto with gloves. Moreover, they also found that the knife is a good knife for diving ...no complaints. In addition, a few strongly agree that this is a great knife for people that work underwater or dive often. Obviously, this knife passed the test and had very satisfied buyers eager to share their experience.

• Serrated edge for cutting rope and line.
• 3 min modification with sand paper makes it the perfect knife for.
• Hollow ground straight and serrated knife edges for all types of cutting.
• It is easy to get out of the sheath.

Best For Overall Length: Evo Scuba Dive Knife

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The Evo scuba diving knife is the epitome of what a great knife should be. The Evo Scuba Dive Knife is best for easy cleaning and it is used for overall length. Make sure this fits by entering your model number. The evo stainless steel knife is made of 420 stainless steel.

Above all, the evo scuba diving knife fits comfortably in gloved or bare hands.

• A blunt edged tip ensures your safety while using this dive knife.
• One of the newcomers and featured product.

Best For Light Weight: Saalvi Scuba Dive Knife

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Not everyone likes to purchase a knife for their regular use, but the saalvi scuba diving knife would be an anomoly. The saalvi scuba diving knife is designed for camping, hiking, and outdoor travel, The tactical knife weighs only 0.18lb for easy carrying. Designed to make the knife both secure and accessible, the sturdy abs plastic sheath uses a single-action locking system so that you can obtain the knife quickly when needed while knowing that it is stored safely. The impact - resistant sheath holds the knife securely and protects it from damage.

Lastly, the saalvi scuba diving knife can buy for good value, Its case is light and has a great design.

Most customers think that the knife is good for skin diving. Also, a few also found that the knife comes with leg/arm straps. In addition, they say that the knife is priced fairly, and highly recommend it. In short, most customers call the knife functionally comfort, and no one questions it.

• It comes in a retail-style box.
• This is compact and has a durable stainless steel design.
• This is perfect for diving, It is very lightweight and has a smooth design.
• It measures 4.3 inches, making it both practical and portable for outdoor use.