Citizen Promaster Eco-Drive Professional 300m dive watch BJ8055-04E. Also known by the collectors as EcoZilla.

Citizen Eco-Drive Promaster Professional Diver BJ8055-04E is used for mixed gas diving with its 6mm non-reflective curved crystal, ratcheted elapsed-time bezel, screw-back case & screw-down crown, and reinforced urethane band and extender. Crafted in stainless steel with luminous accents, and 300M WR. Featuring Citizen Eco-Drive technology – powered by light, any light. 

Explore the deepest depths with Citizen’s newest Promaster Dive watch BJ8055-04E with water resistance up to 300 meters. This iconic men’s high-performance dive watch features a black stainless steel case, a matching black 3-hand dial with highly luminous hands and markers for superior legibility, and a durable, dark blue polyurethane strap for lightweight comfort. Sustainably powered by light with Eco-Drive technology and never needs a battery. Caliber number B873.

The BJ8055-04E features a 48mm case with a thickness of 18.5mm. The glass is Anti-Reflective Mineral Crystal. Additional features include an insufficient charge warning function, an additional extension band and a one-way rotating elapsed time bezel.

What we love: This is the complete dive watch. A cult watch with a very large following, the new series of Ecozilla watches will only add to the popularity of this series.

Citizen no longer print any instructions manuals. Watch instruction manuals can now be found online only. The Citizen Promaster divers BJ8055-04E features calibre 873. Click HERE to see the full instructions manual.

Ships in 1-3 Business Days from Sydney with Australia Post Express. Sydney customers can pick up on the same day from our Alexandria showroom after placing the order by choosing Click & Collect as the delivery option. 

5 year Australian warranty from Citizen Australia. StarBuy are Authorised online stockists of Citizen Watches. All Citizen Watches are shipped with local and an international manufacturers warranty and in Citizen official packaging.

WARNING - KEEP NEW & USED BATTERIES OUT OF REACH OF CHILDREN. THIS PRODUCT CONTAINS A BUTTON or COIN CELL BATTERY.

Swallowing may lead to serious injury in as little as 2 hours or death, due to chemical burns and potential perforation of the oesophagus.

If you suspect your child has swallowed or inserted a button battery immediately call the 24-hour Poisons Information Centre on 13 11 26 for fast 24/7 expert advice. 

Examine all Watches & Clocks received and make sure the battery compartment is correctly secured, e.g. that the screw or other fastener is tightened. Do not use if the compartment is not secure. 

Dispose of used button batteries immediately and safely. Flat batteries can still be dangerous. 

Button batteries are hazardous. Keep batteries out of reach of children.

Never allow children to replace batteries in any device.

We recommend exhausted batteries be individually wrapped in tape to insulate them from accidental contact and dispose of separately.