C-5910
Comes in OG collectors diver's tank presentation display  Watch is currently running , Sold-As Is 
AI Generated Info:
The Citizen Promaster Eco-Drive Diver 200m (often seen in variations of the B612 movement, such as in the CA0710-82L or similar chrono-divers) is a rugged, solar-powered, ISO-compliant diving watch designed for 200m water resistance. Key features include

• Movement: Caliber B612 Eco-Drive, powered by any light source and lasting over 6 months on a full charge.
• Design: Typically features a stainless steel case (roughly \(44\text{mm}\)), unidirectional bezel, luminous hands/markers for low-light diving, and a chronograph function.
• Durability: 200m (20 bar) water resistance, screw-down crown, and scratch-resistant mineral crystal.
• Utility: Excellent choice for swimming and water sports, featuring a robust, functional, and "cool" aesthetic