10 Best Dive Knives 2020

Gareth Otwell Reviewed by Gareth Otwell | Last Updated:

After analyzing 524 products, scanning 765 reviews, spending more than 36 hours of research and speaking with our test users, we think the Cressi Skorpion is the one of the Best Dive Knife on the market.

# Image Name Brand Price
1
⭐Best Choice
Cressi Skorpion
Cressi Skorpion, Lime Check price Cressi $$$$$ Check price
2
💲Best value for the money
Scuba Diving Knife with Leg Straps 2 Pairs
Scuba Diving Knife with Leg Straps 2 Pairs, Black Tactical Knife with 2 Types Sheath, Stainless Steel Diving Knives for Scuba Diving, Spearfishing, Snorkeling, Hiking, Outdoor Use Check price punada $$$$$ Check price
3
Best under $50
Snake Eye Tactical Dive Knife ll
Snake Eye Tactical Dive Knife ll, All Stainless with Line Cutter, Razor Edge and Leg Strap Sheath (Single Edge) Check price Snake Eye Tactical $$$$$ Check price
4 BOffer Scuba Diving Knife BOffer Scuba Diving Knife,Black Tactical Sharp Blade knives,Divers dive tool with 2 Types Sheaths,Sawing Edge and 2 Pairs Leg Straps,Best for Snorkeling,Hunting,Survival Rescue and Water Sports. Check price BOffer $$$$$ Check price
5
👑Premium Pick
Promate Sharp Tip Titanium Dive Knife
Promate Sharp Tip Titanium Dive Knife - KF593, Yellow/Black, Sharp Tip Check price Promate $$$$$ Check price
6 Promate KF510-oBlue Promate KF510-oBlue, Sharp Tip Stainless Steel Knife for Scuba Diving Snorkeling Check price Promate $$$$$ Check price
7 Borg [Pointed Tip] Borg [Pointed Tip] - Grey Check price Cressi $$$$$ Check price
8 Scuba Choice Scuba Diving Compact Black Stainless Steel Blunt Tip Scuba Choice Scuba Diving Compact Black Stainless Steel Blunt Tip BCD Knife Check price Scuba Choice $$$$$ Check price
9 Spearfishing Knife Spearfishing Knife - Diving Knife. Stainless Steel, no Rust. Half Serrated Blade on These Knives. Sharp Like a Laser. Straps for Leg, arm or mounts in Belt. Mørksej diveknife by Mahimahi Check price MahiMahi Group $$$$$ Check price
10 BOffer Scuba Diving Knife Fixed Blade with Nylon and ABS BOffer Scuba Diving Knife Fixed Blade with Nylon and ABS Sheaths - Black Tactical Sharp knives with Edge Line Cutter,Sawing Edge,2 Pairs Leg Strap for Divers Dive,Snorkeling (Black arc) Check price BOffer $$$$$ Check price

Cressi Skorpion – Best Overall Dive Knife

Cressi Skorpion
  • Skorpion is a modern knife of the latest generation design and medium dimensions, with a resistant tempered blade of tempered AISI 304 steel, with a smooth edge and a serrated edge with a wire cutter incorporated.
  • The Skorpion is available in two different blades: pointed tip and blunt tip. The blade is long 4 3/8 in (11 cm). The total knife length is 9 1/8 in (23.20 cm)
  • One side of the stainless steel blade is straight-edged, the other one is serrated right along the blade; they are both very sharp and effective for line cutting. It is separated from the blade by a small technopolymer thumb tab.
  • The knife comes with a sheath that features a locking mechanism to allow one-hand release. The sheath comes with two, standard issue straps to attach it to your leg.
  • The Skorpion is designed in Italy by Cressi and made in Taiwan. Cressi has been an Italian brand pioneer in Spearfishing, Freediving, and Scuba Diving since 1946.

Scuba Diving Knife with Leg Straps 2 Pairs – Best Budget Dive Knife

Scuba Diving Knife with Leg Straps 2 Pairs
  • [★Premium Stainless Steel diving knife, perfect Tool for Scuba Diving.] The diving knife is made from 440c stainless steel with great sharpness, durability and hardness. The dive knife has a razor cutting edge and a serrated cutting edge. The sharp diving knife can offer you great protection when diving and the stainless steel never get rust and could be used for a long time. You will definitely find no other sellers on Amazon at this price with such great quality.
  • [★Portable Design Diving Knife Set]-The diving knife 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 whole knife measures 8.65 inches. You can carry the diving knife set anywhere you want.
  • [★Multiple Function Knife-Tactical Knife, Best Defensive Tool for you!] The tactical knife could be served for multiple purpose. Apart from cutting, the tactical knife could be used for digging and detecting. It can be a good choice as a tactical knife when snorkeling, hiking, rescuing, camping, etc.
  • [★User-friendly Design-One Button Quick Release Sheath and Comfortable Handle.] The heavy duty plastic sheath uses a single action locking system to make sure holding the knife securely, and at the same time you can take it out easily when needed.
  • [★NO RISK PURCHASE ONLY HERE.] We offer LIFETIME 100% Money Back Guarantee for every customer. Contact us for 100% full refund or replacement without any question asking. Your satisfaction is our ultimate pursuit!

BOffer Scuba Diving Knife

BOffer Scuba Diving Knife
  • ★Sheath for leg,arm,belt,BCD.Save 5% Enter code PRIME019 within!
  • ★420C stainless steel,overall length:approx 8.5",blade length:approx 4".
  • ★Rugged diving knives,It came sharp and ready to use for snorkeling,fishing,swimming,boating,shallow scuba and cutting fish line,also for combat,self-defense.
  • ★1x knife,2 x sheaths that impact-resistant ABS plastic sheath and nylon holster,4 x adjustable 3/4 inch wide straps that 2 x elastic straps and 2 x nylon straps.
  • ★NEVER RUST:420C steel blade,the rust issue that some other users are experiencing is a user error,rather than a bad product.As with any dive knife,the blade should be cleaned,dried,and oiled before putting it away.

Promate Sharp Tip Titanium Dive Knife – Premium Pick

Promate Sharp Tip Titanium Dive Knife
  • Titanium blade with Easy grip rubber molded handle with sheath and adjustable straps
  • Requires little or no maintenance
  • Light weight
  • Titanium hammer on handle bottom
  • Package may come with generic box, Shall you have any question, please don't hesitate to contact us.

Promate KF510-oBlue

Promate KF510-oBlue
  • 304 stainless steel blade
  • Stainless steel hammer on handle bottom
  • Quick release and adjustable straps and sheaths
  • Easy disassembling for cleaning and maintenance
  • Overall Length: 10.5 inch (27 cm), Blade Length: 5 inch (12.5 cm)

Borg [Pointed Tip]

Borg [Pointed Tip]
  • The Borg is a modern, large knife with a futuristic design and a strong, tempered blade made of 304 Japanese stainless steel
  • One side of the stainless steel blade is straight-edged, the other one is serrated right along the blade; they are both very sharp and effective for line cutting
  • The handle has an ergonomic design to ensure a secure grip even wearing gloves. It is separated from the blade by a small technopolymer thumb tab
  • The knife comes with a sheath that features a locking mechanism to allow one-hand release. The sheath comes with two, standard issue straps to attach it to your leg
  • Total length: 10.43 in (265 mm). Blade length: 5.51 in (140 mm)

Scuba Choice Scuba Diving Compact Black Stainless Steel Blunt Tip

Scuba Choice Scuba Diving Compact Black Stainless Steel Blunt Tip
  • 420 Stainless Steel
  • 2.3" Blade
  • Total length: 7"
  • Moulded nylon grip for comfort

Spearfishing Knife

Spearfishing Knife
  • Ideal for spearfishing - super sharp and pointy finisher
  • Great for scuba diving - as primary knife or back-up
  • Secure lock with audible click - never lose your knife!
  • Rubberstraps: Place the knife on your forearm or leg - 3" blade and 3 1/2" handle
  • Bargain for a stainless steel knife - buy 2 and get 10% off!

BOffer Scuba Diving Knife Fixed Blade with Nylon and ABS

BOffer Scuba Diving Knife Fixed Blade with Nylon and ABS
  • ※440 Stainless Steel Blade:※There are 2 different materials used to make a diving knives:titanium and steel.The titanium dive knives are incredibly strong and very resistant to corrosion.They're also maintenance free.However,they can be hard to sharpen and expensive.BOffer knife is 400 alloy,cheap,easy to sharpen use sharpener,need maintenance to prevent them from rusting.
  • ※Multipuepose Scuba dive Gear:※Use knife for hiking,rafting,boating,hunting,rescue,spearfishing,snorkeling,kayaking outdoor camping or rope,fishing line cutting.aslo as tactical boot knife used on land,forests.
  • ※Easy to Sharpen Fixed Blade Dive Knife:※The best dive knives can have a fixed blade or a folding blade.The BOffer knives with a fixed blade come with a Nylon sheath to store it safely.The advantage of this type of blade is you to take it out with hand.
  • ※Straight and Serrated Shape of Blade divers knife:※The edge of the blade can be straight or serrated.The straight blade is better to cut plastics or a nylon rope while a serrated blade will perform better to cut kelp and natural fibers.Just get a knife with a straight and a serrated part together.
  • ※Sheath for Leg,Arm,Tank,BCD:※Where to attach your dive knife has been a hot topic among divers in the recent years.Traditionally,the most used place has been to carry the dive knife on the lower leg(opposite to the dominant hand).The disadvantage of placing it on the leg is it can easily get entangled with things underwater while diving.These days,more and more divers carry their diving knives on their BCDS.This way you never forget it on the boat and it's easier to reach in case you need it.

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