
Product Overview
The Seiko Presage Power Reserve Ice Blue “Sky Diving” (Model SSA343J1) is a refined automatic men’s watch that blends classic design with modern functionality. Inspired by the beloved SARB065 “Cocktail Time,” this Japan domestic model features a striking ice blue sunray dial and a power reserve indicator, making it both visually captivating and technically impressive. Built for watch enthusiasts who appreciate fine craftsmanship, it delivers reliable performance with a 41-hour power reserve and a transparent caseback showcasing the in-house caliber 4R57 movement. With its elegant proportions and thoughtful details, this timepiece is ideal for daily wear or formal occasions, offering a balance of style and substance.
Key Features
- Ice Blue Sunray Dial: The radiant dial features a sunray finish that catches light beautifully, enhancing legibility while adding depth and sophistication to the overall design.
- Power Reserve Indicator: Positioned along the outer edge from 12 to just past 4 o’clock, this function displays remaining energy in the mainspring, ensuring you know when it’s time to wind the watch.
- Automatic Caliber 4R57 Movement: Seiko’s in-house automatic movement runs without a battery, powered by the natural motion of your wrist, and offers a practical 41-hour power reserve when fully wound.
- Dauphine-Style Hands & Applied Indices: Silver-tone dauphine hands glide smoothly over applied hour markers, providing a clean, high-contrast display that’s easy to read at a glance.
- Date Subdial at 6 O’Clock: A discreet date window enhances functionality without disrupting the dial’s symmetry, with a matching pointer-style hand for clear indication.
- Box-Shaped Hardlex Crystal: The slightly domed crystal offers enhanced scratch resistance and a vintage-inspired profile that adds character and durability.
- Blue Patent Leather Strap: The rich blue strap with a glossy finish complements the dial and is secured by a three-fold clasp with push-button release for secure, comfortable wear.
- Screw-Down Exhibition Caseback: Allows a full view of the automatic movement in action, highlighting Seiko’s mechanical expertise and attention to detail.
- 50 Meter Water Resistance: Suitable for everyday use, including splashes and brief immersion, though not intended for swimming or diving.
Technical Specifications
- Model: SSA343J1
- Movement: Seiko Caliber 4R57 Automatic
- Power Reserve: 41 hours
- Case Material: Polished stainless steel
- Case Diameter: 40.5 mm
- Case Shape: Round
- Crystal: Box-shaped Hardlex
- Bezel: Polished fixed bezel
- Dial Color: Ice blue sunray
- Hands: Silver-tone dauphine style; dark blue accents on seconds, date, and power reserve hands
- Hour Markers: Applied indices
- Strap: Blue patent leather
- Clasp: Three-fold with push button release
- Caseback: Screw-down exhibition
- Water Resistance: 50 meters (165 feet)
- Battery: 1 Lithium Ion (included, required for initial setup)
- Dimensions: 3.94 x 1.18 x 1.97 inches
- Weight: 5.29 ounces
- Department: Men’s
- Manufacturer: Seiko
- ASIN: B073PSTSNC
- Date First Available: June 30, 2017
- Discontinued by Manufacturer: No
Benefits & Use Cases
This watch is ideal for professionals and collectors seeking a reliable automatic timepiece with distinctive styling. Its 40.5mm case size fits comfortably on most wrist sizes, making it suitable for both casual and business attire. The power reserve indicator is especially useful for those who may not wear the watch daily, as it helps track when the movement needs winding. The ice blue dial and blue leather strap create a cohesive, elegant look that transitions easily from office to evening events. Thanks to its 50-meter water resistance, it withstands everyday exposure to moisture, such as handwashing or light rain. The exhibition caseback appeals to mechanical watch lovers who appreciate seeing the movement in motion.
Important Notes
This watch is brand new and comes in its original Seiko packaging. It includes a lithium ion battery required for initial operation. While water resistant to 50 meters, it is not suitable for swimming, snorkeling, or diving. For warranty details, customers should refer to the manufacturer’s official policy. As a Japan domestic model, it carries the “Sky Diving” nickname within enthusiast circles, reflecting its unique dial design and connection to the Cocktail Time series.