Citizen Men's Eco-Drive Promaster Diver Watch with Date, BJ8050-08E

Items Description

The Citizen Men's Eco-Drive Promaster Diver Watch with Date, BJ8050-08E is a professional-grade dive watch designed for scuba divers and underwater enthusiasts who require reliable performance at depth. This 48mm timepiece combines a silver-tone stainless steel case with Citizen's proprietary Eco-Drive light-powered movement, eliminating the need for battery replacement while delivering precise timekeeping in demanding marine environments.

 

Built to meet the rigorous standards of professional diving, this Promaster model features a water resistance rating of 300 metres (30 bar), making it suitable for scuba diving applications. The watch includes a date display at the 3 o'clock position, a unidirectional rotating bezel for tracking dive time, and a 6mm non-reflective curved crystal that maintains clarity underwater. The Eco-Drive technology powers the watch from any light source, ensuring continuous operation without routine maintenance.

Key Advantages of the Citizen Men's Eco-Drive Promaster Diver Watch with Date, BJ8050-08E

 

1. Eco-Drive Light-Powered Movement

The Citizen Eco-Drive system converts light into electrical energy, storing it in a rechargeable lithium-ion cell that powers the watch continuously. This technology eliminates the traditional requirement for periodic battery changes, offering a maintenance-free ownership experience for divers who rely on their equipment.

 

• Light-Powered Charging: Any natural or artificial light source charges the watch, including indoor lighting and shaded outdoor environments.
• No Battery Replacement: The internal cell stores sufficient energy for months of operation in complete darkness when fully charged.
• Consistent Accuracy: Quartz regulation maintains reliable timekeeping within standard tolerances without user intervention.

 

2. Professional Diver Construction

Engineered for underwater use, the BJ8050-08E meets the functional requirements of a professional dive instrument. The 48mm case provides a substantial presence on the wrist while offering the durability needed for repeated exposure to saltwater and pressure changes.

 

• 300 Metre Water Resistance: Rated to 30 bar, the watch is certified for scuba diving, not merely surface swimming or snorkelling.
• Unidirectional Bezel: The rotating bezel tracks elapsed dive time and prevents accidental counter-clockwise rotation, a standard safety feature for dive watches.
• 6mm Curved Crystal: The non-reflective coating improves underwater legibility while the thicker profile resists pressure at depth.
• Buckle Clasp: A secure pin buckle keeps the bracelet firmly closed during active underwater movement.

 

3. High-Visibility Dial and Date Function

The dial layout prioritises readability in low-light underwater conditions, where natural light diminishes rapidly with depth. Luminous markers and hands ensure the time remains legible during the darker phases of a dive.

 

• Luminous Indices and Hands: Photo-luminescent material absorbs ambient light and emits a visible glow in dark environments.
• Date Window: Positioned at 3 o'clock for quick reference during logging or planning.
• Anti-Reflective Coating: Reduces glare on the crystal surface, maintaining dial clarity when sunlight hits the watch from an angle.

 

4. Durable Stainless Steel Construction

The case and bracelet are crafted from silver-tone stainless steel, chosen for its corrosion resistance and structural integrity in seawater. The 29mm lug width accommodates the robust bracelet, while the case width of 48mm provides a sturdy platform for the dive-specific components.

 

• Corrosion-Resistant Alloy: Stainless steel withstands prolonged exposure to saltwater without degrading or discolouring.
• Scratch-Resistant Finish: The case maintains its appearance despite contact with rocks, tank valves, and other dive equipment.
• Secure Attachment Points: The lugs are reinforced to withstand the tension of a diving strap or bracelet during vigorous activity.

 

5. Versatile Tool for Divers and Outdoor Users

While designed primarily for scuba diving, this Promaster model functions as a general-purpose outdoor watch for swimming, snorkelling, and water-based sports. The 300-metre rating provides a generous margin of safety for recreational users who occasionally venture beyond standard depths.

 

• Mixed Gas Diving Capability: The 6mm crystal is designed to handle the conditions of mixed gas diving, extending the watch's utility to technical divers.
• Daily Wear Reliability: The Eco-Drive movement and stainless steel case make the watch equally suited for office wear, travel, and casual outdoor use.
• Low Maintenance Operation: Owners do not need to service the movement for battery changes, reducing long-term ownership costs.

 

The Citizen Men's Eco-Drive Promaster Diver Watch with Date, BJ8050-08E is best suited for scuba divers, snorkelers, and outdoor enthusiasts who need a dependable, low-maintenance timepiece for water-based activities. Its Eco-Drive movement removes the hassle of battery replacement, while the 300-metre water resistance and professional dive features provide the performance required for underwater use. For those who prioritise reliability and functional design in a dive watch, this model offers a practical solution that transitions effortlessly from the ocean to everyday life.

Specifications of Citizen Men's Eco-Drive Promaster Diver Watch with Date, BJ8050-08E

Brand Name	Citizen
Model number	BJ8050-08E
Part Number	BJ8050-08E
Model Year	2018
Item Shape	Round
Dial window material type	Mineral
Clasp	Tang Buckle
Case material	Stainless Steel
Case diameter	48 millimeters
Case Thickness	19 millimeters
Band Material	Rubber
Band length	8 inches
Band width	29 millimeters
Band Color	Black
Dial color	Black
Bezel material	Stainless steel
Bezel function	Unidirectional
Calendar	Date
Movement	Japanese Quartz
Water resistant depth	990 Feet
Display Type	Analog

Prev:  Citizen Men's Eco-Drive Promaster Air Nighthawk Watch, Black Leather Strap, Black Dial, Dual Time (Model: BJ7137-07E)     Next: Fossil Men's Grant Stainless Steel Chronograph Quartz Watch

Specifications
[Brand Name ]	Citizen
[Model number ]	BJ8050-08E
[Part Number ]	BJ8050-08E
[Model Year ]	2018
[Item Shape ]	Round
[ Dial window material type ]	Mineral
[Clasp ]	Tang Buckle
[Case material ]	Stainless Steel
[Case diameter ]	48 millimeters
[Case Thickness ]	19 millimeters
[Band Material ]	Rubber
[Band length ]	8 inches
[Band width ]	29 millimeters
[Band Color ]	Black
[Dial color ]	Black
[Bezel material ]	Stainless steel
[ Bezel function ]	Unidirectional
[ Calendar ]	Date
[ Movement ]	Japanese Quartz
[ Water resistant depth ]	990 Feet
[Display Type ]	Analog

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