Citizen Watches PCAT CB5887-55H

Items Description

The Citizen Watches PCAT CB5887-55H is a chronograph wristwatch designed for professionals and frequent travellers who require precise, always-accurate timekeeping without the hassle of manual adjustments. This model combines Citizen's Eco-Drive light-powered technology with atomic timekeeping synchronization, delivering a self-sufficient timepiece that stays accurate across time zones and date changes. The watch operates on the Calibre E660 movement, which receives radio signals from atomic clocks to maintain split-second precision.

 

The CB5887-55H features a stainless steel case and bracelet with a sophisticated silver-tone finish, paired with a deep black dial protected by a scratch-resistant sapphire crystal. The dial integrates multiple sub-dials for chronograph functions, a perpetual calendar, and a power reserve indicator, all housed within a 44mm case that balances presence with everyday wearability. The Eco-Drive system converts both natural and artificial light into electrical energy, storing it in a rechargeable lithium-ion cell and eliminating the need for battery replacements.

 

Key Advantages of the Citizen Watches PCAT CB5887-55H

 

1. Atomic Timekeeping with Radio Signal Reception

The primary strength of the CB5887-55H lies in its ability to self-correct through atomic time signal reception. The watch receives radio waves from global atomic clocks and automatically adjusts the time and calendar to match the exact standard, removing the need for manual setting after travel or seasonal time changes.

 

• Global Coverage: The E660 movement supports reception of atomic signals from transmitters in the USA, Europe, China, and Japan, making it suitable for international travellers.
• Automatic Calendar: The perpetual calendar adjusts itself for varying month lengths and leap years up to the year 2100, with no manual correction required.
• Time Zone Sync: The watch can switch between 26 world time zones, each adjustable with a push of a button while maintaining atomic precision.
• Manual Override: In the absence of radio signals, the movement continues with quartz accuracy until reception is re-established.

 

2. Eco-Drive Light-Powered Energy System

The Eco-Drive technology in the CB5887-55H eliminates the traditional barrier of battery replacement by converting light from any source into usable electrical energy. This system supports the watch's various functions while maintaining a slim profile and reliable long-term operation.

 

• Rechargeable Cell: The CTL920 lithium-ion cell stores sufficient energy for extended use, with a full charge supporting months of operation in typical conditions.
• Power Reserve Indicator: A dedicated sub-dial displays the current charge level, allowing the wearer to monitor energy status at a glance.
• Low-Light Tolerance: The movement operates effectively in dim environments, with brief exposure to light sufficient to maintain timekeeping.
• No Battery Service: The absence of a conventional battery removes recurring replacement costs and service intervals.

 

3. Chronograph and Sub-Dial Functionality

Beyond timekeeping, the CB5887-55H provides a complete chronograph package suitable for timing tasks, sports activities, or work-related measurements. The 1/5-second chronograph measures elapsed intervals up to 60 minutes, with separate sub-dials for minutes and hours to maintain readability during extended timing sessions.

 

• Stopwatch Precision: The chronograph hand measures down to 1/5-second increments for accurate interval recording.
• Independent Sub-Dials: Dedicated dials at the 6, 9, and 10 o'clock positions display chronograph seconds, minutes, and hours without obscuring the main dial.
• Split-Time Function: Users can record intermediate times during an event without stopping the ongoing measurement.
• Easy Reset: A side pusher instantly resets all chronograph hands to zero before beginning a new measurement.

 

4. Durable Construction and Scratch-Resistant Sapphire Crystal

The CB5887-55H is built to withstand daily wear and demanding conditions through a combination of hardened materials and protective design features. The stainless steel case and bracelet offer structural integrity while maintaining a polished, professional appearance suitable for both boardroom and fieldwork environments.

 

• Sapphire Crystal: The flat sapphire glass is treated with an anti-reflective coating to reduce glare, and its hardness is second only to diamond, providing superior resistance to scratches.
• Stainless Steel Bracelet: The three-link bracelet is constructed from solid stainless steel, ensuring long-term durability and a secure fit, with a fold-over clasp for added safety.
• Deployment Clasp: The double-push deployment clasp prevents accidental opening and allows for quick, secure fastening.
• 100-Metre Water Resistance: The case is rated to withstand pressures equivalent to 100 metres, making the watch suitable for swimming and snorkelling, though not for diving.

 

5. Perpetual Calendar and Dual Time Display

The CB5887-55H simplifies date management through its fully automatic perpetual calendar, which recognises the differing lengths of all months and leap years without any manual input. This feature, combined with the dual time display, provides a comprehensive solution for users who coordinate across time zones.

 

• Automatic Date Adjustment: The calendar logic accounts for 30-day months, 31-day months, and February in leap years, with all corrections handled internally.
• Dual Time Sub-Dial: A secondary time display at the 3 o'clock position allows simultaneous tracking of a second time zone, useful for business communication across regions.
• Alarm Function: The watch includes a daily alarm with a separate hand for setting the desired alarm time.
• Power Save Mode: When the watch remains in darkness for a set period, the hands stop to conserve energy, resuming automatically when light is restored.

 

6. Refined Design and Silver-Tone Finish

The visual design of the CB5887-55H balances technical complexity with an elegant, restrained aesthetic. The silver-tone stainless steel case and bracelet pair with a black dial that features luminous hands and markers, ensuring legibility in low-light conditions while maintaining a classic, versatile look.

 

• Luminous Hands and Markers: Luminous material applied to the hands and hour indices ensures read-ability after dark without requiring an external light source.
• Anti-Reflective Coating: The crystal's anti-reflective treatment minimises surface reflection, improving dial clarity under direct sunlight.
• Date Window: A framed date display at the 4:30 position delivers unobtrusive yet accessible date reference.
• Balanced Proportions: The 44mm case diameter provides a substantial wrist presence while remaining proportionate for daily wear under a shirt cuff.

 

The Citizen Watches PCAT CB5887-55H is best suited for frequent travellers, business professionals, and watch enthusiasts who value precise, maintenance-free timekeeping and appreciate the convenience of atomic sync combined with solar-powered operation. For those who regularly cross time zones or rely on accurate schedules, this chronograph offers reliable performance without requiring manual adjustments or regular battery service.

Specifications of Citizen Watches PCAT CB5887-55H

Brand Name	Citizen
Model number	CB5887-55H
Part Number	CB5887-55H
Case diameter	43 millimeters
Dial color	Gray
Movement	Swiss Automatic
Display Type	Analog

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Specifications
[Brand Name ]	Citizen
[Model number ]	CB5887-55H
[Part Number ]	CB5887-55H
[Case diameter ]	43 millimeters
[Dial color ]	Gray
[ Movement ]	Swiss Automatic
[Display Type ]	Analog

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