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Home/gear/The First Gear You Should Buy (And What to Rent)

The First Gear You Should Buy (And What to Rent)

By How2Scuba Editorial TeamUpdated: 7/6/2026

Passing your Open Water Course is an exhilarating experience. The immediate temptation is to rush to a dive shop and drop £2,000 on a complete set of shiny new scuba gear. Do not do this.

As a new diver, you do not yet know what kind of diving you will prefer. Will you become obsessed with cold water wrecks in the UK, or will you only dive once a year in warm places like Cozumel? The gear required for these two environments is drastically different.

Here is the smart, phased approach to buying your first scuba equipment.


Phase 1: The Essentials (Buy Immediately)

You should own these items before you even finish your certification. They dictate your basic comfort and safety, and renting them is often unpleasant or unhygienic.

  1. A Perfectly Fitting Mask: A leaking mask is the #1 cause of panic for new divers. Go to a physical store, try on dozens of masks, and find one that seals perfectly to your face.
  2. Dive Computer: A dive computer is your primary life-support monitor. Buying a basic “puck” style computer (like a Suunto Zoop) ensures you learn its menu system inside and out, rather than struggling to understand a different rental model on every trip.
  3. Dive Insurance: While not physical gear, an annual DAN (Divers Alert Network) insurance policy is mandatory for responsible divers.

Phase 2: Comfort and Propulsion (Buy After 10-15 Dives)

Once you know you enjoy the sport and plan to travel for it, invest in these items to improve your in-water experience.

  1. Your Own Fins: Rental fins are often stiff, heavy, and have worn-out heel straps. Buying your own pair of open-heel paddle fins (and neoprene booties) will drastically reduce leg cramps and improve your air consumption.
  2. Exposure Suit (Wetsuit): If you plan to dive in tropical locations like the Gili Islands, buy a personal 3mm wetsuit or a high-quality rash guard. Rental wetsuits are notorious for smelling like urine and rarely fit correctly.

Pro Tip: Never buy a drysuit for cold water diving without taking a Drysuit Specialty course first. The centre will provide the suit for the course, allowing you to learn what features you actually need before dropping £1,000+.


Phase 3: Life Support (Buy When You Are Committed)

Only buy these items once you are diving locally on weekends or taking multiple dive holidays a year. They are expensive to purchase, heavy to travel with, and require annual servicing costs.

  1. Regulators: Owning your own breathing apparatus provides immense peace of mind. You know exactly when they were last serviced and how they have been treated. If you travel frequently, look for lightweight “travel” regulators to avoid airline baggage fees.
  2. BCD (Buoyancy Control Device): Rental BCDs are often bulky, jacket-style models. Once you are experienced, you might prefer a streamlined “wing and backplate” setup. Renting allows you to test different styles before committing.

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