Seiko SBDY113 Prospex FIELDMASTER Mechanical Watch, Men's, Silver

Items Description

The Seiko SBDY113 Prospex FIELDMASTER is a mechanical wristwatch designed for outdoor enthusiasts and everyday wearers who value reliable automatic timekeeping. This men's model pairs a brushed stainless steel case with a silver bracelet, presenting a clean, tool-inspired aesthetic that transitions easily from trail to office. Powered by Seiko's in-house automatic movement, the watch delivers self-winding operation with the convenience of manual winding, making it a practical choice for those who appreciate traditional watchmaking.

 

The silver finish of the case and bracelet gives the SBDY113 a bright, versatile appearance that complements both casual and semi-formal attire. The black dial provides strong contrast for the luminous hour markers and hands, ensuring legibility in low-light conditions. With a case diameter of 42.4 mm and a thickness of approximately 12.5 mm, the watch offers a substantial yet comfortable presence on the wrist, suited for daily wear and outdoor activities alike.

 

Key Advantages of the Seiko SBDY113 Prospex FIELDMASTER Mechanical Watch, Men's, Silver

 

1. Reliable Automatic Movement with Manual Winding

At the heart of the Seiko SBDY113 is a self-winding mechanical movement known as the 4R35 calibre, which also supports hand winding for added convenience. This robust movement provides a power reserve of approximately 41 hours when fully wound, ensuring the watch continues running through a day and a night of inactivity. The movement's accuracy is rated at +45 to -35 seconds per day, which is typical for this class of mechanical calibre and offers dependable performance for everyday use.

 

• Self-Winding Mechanism: The rotor winds the mainspring automatically with natural wrist motion.
• Manual Winding: The crown allows the user to wind the watch manually when it has not been worn.
• Power Reserve: Approximately 41 hours of operation at full wind.
• Calendar Function: Date display positioned at the 3 o'clock aperture.

 

2. Durable Stainless Steel Construction

The case and bracelet of the SBDY113 are crafted from stainless steel, a material chosen for its corrosion resistance and structural integrity. The silver-tone finish is applied uniformly across the case, bezel, and bracelet links, giving the watch a cohesive and polished appearance. The bracelet secures with a solid link construction and a folding clasp, providing a secure fit during active use. The case back is screw-down, contributing to the watch's overall water resistance of 10 bar (100 metres), which is suitable for swimming and snorkelling.

 

• Case Material: Stainless steel with a brushed silver finish.
• Bracelet: Matching silver stainless steel with a fold-over clasp.
• Water Resistance: 10 bar (100 metres), suitable for recreational swimming.
• Screw-Down Case Back: Enhances durability and water resistance.

 

3. High-Visibility Black Dial for Outdoor Readability

The black dial of the SBDY113 is designed with a focus on clarity, featuring large luminous hour markers and hands that emit a bright glow in dark conditions. The red-orange seconds hand adds a tactile accent, improving visibility when tracking elapsed time. The date window at 3 o'clock is framed for easy reading, while the dial's matte finish reduces glare in bright sunlight. Together, these elements make the watch easy to read at a glance, whether you are hiking in the forest or checking the time in a dimly lit room.

 

• Luminous Markers: Coated with Seiko's Lumibrite for reliable night-time visibility.
• Accent Hand: Red-orange seconds hand for quick reference and a sporty touch.
• Dial Finish: Matte black surface to minimise reflections in direct light.
• Date Window: Positioned at 3 o'clock with a magnifying frame for clarity.

 

4. Field-Inspired Design with Everyday Versatility

The FIELDMASTER series draws its design language from field watches—timepieces originally used by military personnel for navigation and mission timing. The SBDY113 honours this heritage with a clean, no-nonsense dial layout and a bezel that is easy to grip, while the silver bracelet keeps the aesthetic refined enough for professional environments. The combination of black dial and silver hardware is a timeless pairing, making this watch suitable for users who want a single timepiece for work, travel, and weekend excursions.

 

• Design Heritage: Field watch styling with a modern execution.
• Versatile Colourway: Silver and black tones pair well with most wardrobes.
• Case Profile: 42.4 mm diameter with a thickness that fits under most shirt cuffs.
• Uni-Directional Bezel: Grip-ready bezel adds a sporty, tool-like character.

 

5. Practical Water Resistance and Reliability

Seiko's Prospex line is built for sports and adventure, and the SBDY113 upholds this reputation with a water resistance rating of 10 bar. This level of protection means the watch can handle rain, hand washing, swimming, and even light snorkelling without concern. The screw-down crown and case back work together to keep moisture and dust out of the movement, ensuring long-term reliability. For users who prefer not to worry about battery changes, the mechanical movement offers the simple pleasure of a watch that runs on motion alone.

 

• Swim-Safe: Rated to 100 metres, covering most water-based activities.
• Screw-Down Crown: Provides additional protection against water ingress.
• No Battery Required: Powered entirely by the wearer's movement.
• Serviceable Movement: The 4R35 calibre is widely used, making future servicing straightforward.

 

The Seiko SBDY113 Prospex FIELDMASTER is best suited for those who want a dependable mechanical watch that works across a range of settings—from the office to the campsite. Its silver case and bracelet offer a polished look that does not feel out of place in a boardroom, while the luminous dial and 100-metre water resistance make it a practical companion for outdoor hobbies. The automatic movement appeals to enthusiasts who enjoy the craftsmanship of a self-winding calibre, and the 41-hour power reserve means the watch is ready to go even after a day off the wrist.

Specifications of Seiko SBDY113 Prospex FIELDMASTER Mechanical Watch, Men's, Silver

Brand Name	SEIKO
Model number	SBDY113
Band Color	Silver
Dial color	Black
Display	Analog
Watch Movement Type	Mechanical Hand Wind
Additional Features	Backlight, Light Up, Military time
Strap Type	Bracelet
Water Resistance Depth	100 meters
Sport Type	Walking
Clasp Type	Deployment Clasp
Water Resistance Level	Waterproof
Embellishment Feature	Crystal
Closure Type	Buckle
Style Name	Mechanical
Shape	Round
Pattern	Solid

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Specifications
[Brand Name ]	SEIKO
[Model number ]	SBDY113
[Band Color ]	Silver
[Dial color ]	Black
[Display]	Analog
[Watch Movement Type]	Mechanical Hand Wind
[Additional Features]	Backlight, Light Up, Military time
[Strap Type]	Bracelet
[Water Resistance Depth]	100 meters
[Sport Type]	Walking
[Clasp Type]	Deployment Clasp
[Water Resistance Level]	Waterproof
[Embellishment Feature]	Crystal
[Closure Type]	Buckle
[Style Name]	Mechanical
[Shape]	Round
[Pattern]	Solid

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