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Cressi Writing Slate Review: Clear underwater communication for divers

CRESSI Writing Slate 150x127mm S - Wristboard for Communicating in Scuba Diving, White/Black, 150 x127mm, Unisex
4.7
[Established Since 1946]  Family-run company crafting water sports gear since 1946.
[Lightweight Durable Dive Board]  Lightweight, durable dive board built for performance and longevity.
[Safety Carabiner Clip]  Secure carabiner attachment prevents loss during dives and transit.
[Spiral Plastic Lanyard]  Pencil with spiral lanyard keeps writing tool attached and safe.
[Eco-Friendly Materials]  Made from recyclable materials to reduce environmental impact.
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A scuba diving wristboard designed to help divers write and communicate clearly underwater. The Cressi Writing Slate brings practical reassurance to instructors and buddy pairs when voice signals fail. Is it a practical must-have for recreational and training dives?

⚡ At a Glance
  • Writing Performance: Clear, reliable marks underwater and when the board is wet
  • Best for: Scuba divers, instructors and dive guides who need straightforward underwater communication
  • Not ideal for: Users who require large-format note-taking or detailed diagrams

Lightweight, durable wristboard designed for underwater communication. Compact form and recyclable materials suit regular dive use.


Reliable underwater notes - with a surface that accepts pencil marks

The board surface and included pencil are designed to register legible marks while submerged, supported by user feedback confirming dependable writing when wet. A spiral plastic lanyard keeps the pencil tethered to the slate, reducing the risk of losing the writing tool.

Quick signals and short notes remain readable during dives, making hand-sign combinations easier to expand. Useful for safety checks, navigation notes and brief instruction underwater.

Secure carry and attachment - thanks to a carabiner and safety clip

A built-in carabiner and safety clip allow attachment to harnesses or straps so the slate stays accessible during a dive. The clip system is simple to clip on and detach while wearing gloves.

Easy-to-reach placement prevents frantic searching when a message is needed, keeping hands free until required. Suitable for instructors who need a dependable quick-access communication tool.

Durable, travel-friendly design - with lightweight, recyclable construction

Constructed to withstand harsh marine environments while remaining lightweight for easy transport and use. Product descriptions note materials suitable for recycling, combining durability with environmental consideration.

Comfortable to carry through surface swims and boat transfers, and resilient enough for frequent dive use. The recyclable material also suits divers conscious of kit sustainability.

✨ The 4 Key Reasons for Cressi Writing Slate
  1. Compact 150 x 127 mm size – Fits comfortably on the wrist without obstructing movement
  2. Pencil with spiral plastic lanyard – Keeps the writing tool attached and prevents accidental loss
  3. Carabiner and safety clip – Secures the slate to gear for immediate access during dives
  4. Recyclable materials – Durable construction with a lower environmental footprint
📋 Technical Details at a Glance
  • Category: Sports / Diving equipment
  • Type: Writing slate / Wristboard
  • Brand: Cressi
  • Size: 150 x 127 mm
  • Colour: White/Black
❓ Frequently Asked Questions

Q: Can the slate be used underwater?

A: Yes, user feedback confirms the slate writes reliably underwater and when wet, making it suitable for dive communication.

Q: Is a pencil included and will it stay attached?

A: Yes, a pencil comes with a spiral plastic lanyard designed to prevent loss by keeping the pencil tethered to the slate.

Q: How is the slate secured while diving?

A: The slate is equipped with a carabiner and safety clip for attachment to straps or harnesses, keeping it accessible during dives.

🏆 Our Verdict

Ideal for recreational divers, instructors and dive guides who need a simple, dependable way to communicate underwater. Strong points are reliable underwater writing, secure attachment options and a compact, recyclable construction. While not a replacement for full briefing tools, the durable, practical design represents good long-term value for regular diving use.