"diving gear" is correct and usable in written English.
For example, you could use it in a sentence like, "We went to the store to buy some diving gear for our upcoming trip to the Caribbean."
Many boats either rent or recommend the use of diving computers that are worn on the wrist or attached to other diving gear.
Even the bookstores sell diving gear.
He sold all his diving gear the next day, and never poached abalone again.
The fact that she is also now in diving gear resists easy analysis.
Tehran released gruesome pictures of the recovery, and of the decayed and bound corpses still dressed in diving gear.
The men were in diving gear; the al-Aqsa Martyrs' Brigade claimed they were on a training mission.
The nightly fee ($500 to $600 per person) includes dive gear, diving access to the lagoon and dinner served in the lodge.
LECTURING once at Harvard, where he taught government for 26 years, James Q . Wilsonslipped in a slide of himself in scuba-diving gear beside a 20-foot shark.
We rinse our dive gear and pack away the equipment.
It's mainly useful for finding nearby PADI-approved dive gear stores.
