Best Divers' Knives & Shears Under $100 (2026)
We ranked items by value score using blade and sheath materials, edge configuration, ergonomics, and overall utility for diving tasks under $100
The Verdict
- Best Overall: Cressi Skorpion Divers' Knife with tempered blade — Best for tempered-blade durability: durable tempered steel blade and secure sheath designed for spearfishing and general underwater cutting
Top Picks
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1
Best Overall Cressi Skorpion Divers' Knife with tempered blade
Best for tempered-blade durability: durable tempered steel blade and secure sheath designed for spearfishing and general underwater cutting
Diving knife with tempered AISI 304 steel blade, smooth and serrated edges, and wire cutter. One dual-edged blade design with a blunt/pointed tip option; includes a secure sheath. Customers note solid build and sharp edge, with some rust concerns after first use
- tempered blade
- dual-tip blade options
- integrated wire cutter
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2
Cressi Skorpion diving knife with dual-edge blade
Best for versatile cutting: dual-edge blade option offers slicing and sawing performance for varied underwater tasks
Diving knife with tempered AISI 304 steel blade, smooth and serrated edges plus a wire cutter. Features a pointed and blunt tip option and a 9.125 in total length; includes a secure sheath. Users note solid build and sharp edge, with some rust concerns after first use
- dual-edge blade with wire cutter
- tempered stainless blade
- two tip options (pointed/ blunt)
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3
Cressi Borg Long Blade Diver Knife
Best for long-blade reach: extended blade length with a glove-friendly handle for improved control during spearfishing
A modern, tempered 304 stainless steel dive knife with dual-edged blade and serrated section for line cutting. Ergonomic handle designed for secure grip with gloves; features a small technopolymer thumb tab separating blade and handle
- dual-edged straight and serrated blade
- ergonomic, glove-friendly handle
- temper and stainless steel construction
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4
Tanu Dive and Rescue Knife with Sheath
Best budget rescue knife: simple stainless construction with a sheath-focused design for line-cutting and saltwater use
Divers' knife with blunt tip, 304 stainless blade and line cutter. Secure rubberized handle with finger stop for safety; versatile for diving, fishing, or paddling. Customers note rust resistance, solid build, but mixed grip/sharpness on arrival
- blunt-tip design for safety
- versatile blade (straight and serrated)
- secure grip with finger stop
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5
Tanu Dive and Rescue Knife with Sheath
Best emergency cutting option: compact rescue-focused design prioritizing quick access and reliable line-cutting
Dive-ready 304 stainless-steel knife with blunt tip for safe inflatables; includes line cutter and double-edge blade. Customers note rust resistance and solid build, with mixed feelings about grip and sharpness
- blunt-tip safety design
- multipurpose blade features
- secure rubberized handle
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6
Tanu Dive and Rescue Knife with Sheath
Best stainless utility knife: robust stainless blade and practical sheath features suited for general underwater use
multipurpose 304 stainless-steel dive knife with blunt tip for safety; metal line cutter and double-edge blade for various tasks. customers note rust resistance and secure leg fit, with some concerns about grip and sharpness
- blunt tip prevents puncture risk
- dual-edge blade versatility
- surface-malt handle grip stability
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7
Tanu Dive and Rescue Knife with Sheath, 304 Stainless
Best for heavier-duty stainless use: 304 stainless blade with sheath options targeting durability in saltwater environments
Diving knife with blunt tip and double-edged blade, mounted to dive gear for quick access. Durable stainless steel with rubberized handle and finger guard for safety; some users note grip is hard to pull out
- blunt tip for safety
- saltwater resistant stainless steel
- mounted dive-access knife