Citizen Men's Eco-Drive Promaster Sea Eco Dive, Stainless Steel Watch, Black Polyurethane Strap, Dual Time, Date

Items Description

The Citizen Men's Eco-Drive Promaster Sea Eco Dive, Stainless Steel Watch, Black Polyurethane Strap, Dual Time, Date is a professional-grade dive watch engineered for underwater exploration and international travel. Powered by Citizen's Eco-Drive technology, this timepiece converts any light source into energy, ensuring continuous operation without the need for battery replacements. The 44mm stainless steel case provides a robust foundation for ISO-compliant 200-meter water resistance, making it suitable for recreational scuba diving and daily water sports alike.

 

At the heart of this Promaster Sea model lies a dual time complication, allowing wearers to track two time zones simultaneously—a practical feature for travellers and those who coordinate across regions. The black polyurethane strap offers flexibility and secure fit over a wetsuit, while the black dial enhances legibility through its high-contrast markers. With its combination of solar-powered reliability, professional dive credentials, and travel-focused functionality, this watch serves as a versatile companion for both above-water and underwater pursuits.

 

Key Advantages of the Citizen Men's Eco-Drive Promaster Sea Eco Dive, Stainless Steel Watch, Black Polyurethane Strap, Dual Time, Date

 

1. Eco-Drive Solar Movement

Citizen's proprietary Eco-Drive system powers this watch through any ambient light source, eliminating the conventional need for battery changes. A small solar panel beneath the dial converts light into electrical energy, stored in a lithium-ion cell that maintains operation even in prolonged darkness. This sustainable approach ensures reliable timekeeping for years with minimal maintenance, appealing to divers and daily wearers who value dependable performance.

 

• Light-Powered Operation: Charges under natural or artificial light.
• Battery-Free Design: No replacement batteries required over the watch's lifespan.
• Reserve Power: Continues running for months when fully charged and kept in darkness.

 

2. ISO-Compliant 200-Metre Water Resistance

Engineered for professional diving use, this Promaster Sea model meets the ISO 6425 standard for diver's watches, a certification that verifies water resistance, legibility, and durability under pressure. The 200-metre rating means the watch can withstand depths suitable for scuba diving, while the screw-down crown and case back work together to prevent water ingress. Whether exploring shipwrecks or swimming laps, the water resistance provides confidence in demanding aquatic environments.

 

• 200-Metre Rating: Suitable for recreational scuba diving.
• Screw-Down Crown: Secures against water entry during submersion.
• ISO 6425 Certified: Meets international standards for diver's watches.

 

3. Dual Time Functionality

The dual time complication is a defining feature of this model, offering a practical solution for tracking two time zones simultaneously. A dedicated 24-hour subdial displays a second time reference, allowing travellers to monitor home time while adjusting the main hands to local time. This function proves valuable for frequent flyers, remote workers coordinating with overseas teams, or divers planning trips across regions. The clear layout ensures both readings remain instantly readable at a glance.

 

• 24-Hour Subdial: Tracks a second time zone with day/night indication.
• Independent Adjustment: Main hands set independently without affecting the secondary reading.
• Travel-Friendly: Reduces mental calculations when crossing time zones.

 

4. Durable Stainless Steel Case Construction

The 44mm case is crafted from silver-tone stainless steel, providing exceptional resistance to corrosion, impacts, and the harsh conditions encountered during dives. The unidirectional rotating bezel, a standard feature on professional dive watches, allows divers to track elapsed dive time accurately, while the anti-reflective mineral crystal protects the dial from scratches and glare underwater. This robust construction ensures the watch maintains its structural integrity and appearance through years of rigorous use.

 

• 44mm Case Diameter: Offers a substantial presence on the wrist.
• Unidirectional Bezel: Enables precise dive timing with safety lock.
• Anti-Reflective Crystal: Reduces glare and enhances dial visibility.

 

5. Comfortable Black Polyurethane Strap

The black polyurethane strap is purpose-built for aquatic and athletic activities, offering flexibility that accommodates wrist movement without abrasion. Its material resists saltwater degradation, UV damage, and perspiration, making it an ideal choice for frequent swimmers and divers. The textured surface provides grip even when wet, ensuring the watch stays securely positioned during underwater manoeuvres. For everyday wear, the strap's lightweight nature adds comfort for all-day use.

 

• Saltwater Resistant: Withstands prolonged exposure to marine environments.
• Secure Fit: Retains position during diving and vigorous activity.
• Comfortable Wear: Lightweight and flexible for extended use.

 

6. High-Visibility Black Dial

The black dial is configured for maximum legibility in low-light conditions, a critical requirement for underwater timekeeping. Luminous hands and hour markers absorb ambient light and emit a bright glow in dark environments, allowing divers to read elapsed time and current time without additional lighting. The date window at the 3 o'clock position adds everyday practicality, while the contrasting white markers against the black face deliver sharp clarity both above and below the surface.

 

• Luminous Markers: Visible in dark water or at night.
• Date Window: Displays current date for daily reference.
• High Contrast: White indices on black dial improve readability.

 

The Citizen Men's Eco-Drive Promaster Sea Eco Dive, Stainless Steel Watch, Black Polyurethane Strap, Dual Time, Date is particularly well-suited for scuba divers, frequent travellers, and outdoor enthusiasts who require a durable, solar-powered timepiece with professional-grade water resistance and practical dual time functionality. For those who seek a reliable companion for underwater adventures and international journeys, this watch delivers essential features without the need for regular battery maintenance.

Specifications of Citizen Men's Eco-Drive Promaster Sea Eco Dive, Stainless Steel Watch, Black Polyurethane Strap, Dual Time, Date

Brand Name	Citizen
Model number	BJ7128-08E
Band Color	Black
Dial color	Black
Display	Analog
Watch Movement Type	Eco-Drive
Additional Features	Water Resistant
Power Source	Light Powered
Strap Type	Strap
Water Resistance Depth	200 meters
Sport Type	Walking
Clasp Type	Buckle
Closure Type	Buckle
Style Name	Classic
Shape	Round
Pattern	Solid
Face Style	Crosshair

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Specifications
[Brand Name ]	Citizen
[Model number ]	BJ7128-08E
[Band Color ]	Black
[Dial color ]	Black
[Display]	Analog
[Watch Movement Type]	Eco-Drive
[Additional Features]	Water Resistant
[Power Source]	Light Powered
[Strap Type]	Strap
[Water Resistance Depth]	200 meters
[Sport Type]	Walking
[Clasp Type]	Buckle
[Closure Type]	Buckle
[Style Name]	Classic
[Shape]	Round
[Pattern]	Solid
[Face Style]	Crosshair

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