The Seiko Marinemaster 300M SBDX017 is a pinnacle of Seiko's dive watch heritage, designed for professional divers seeking reliability, durability, and precision underwater. Built to withstand the rigors of deep-sea exploration, this timepiece combines Seiko's advanced technology with classic dive watch aesthetics.
Key Features:
Case and Bezel:
Material: Stainless Steel
Case Diameter: 44 mm
Case Thickness: 14.6 mm
Bezel: Unidirectional rotating bezel with 120-clicks, ceramic insert for enhanced scratch resistance
Crown: Screw-down crown for added water resistance
Dial:
Dial Color: Black dial with luminescent hands and markers for high visibility underwater
Markers: Luminous applied indexes and Arabic numerals at 12 o'clock
Movement:
Type: Automatic movement
Caliber: Seiko 8L35, 26 jewels, beats at 28,800 vibrations per hour (4 Hz)
Power Reserve: Approximately 50 hours
Water Resistance:
Water Resistance: 300 meters (1000 feet), ISO 6425 certified for professional diving
Crystal:
Crystal: Scratch-resistant sapphire crystal with anti-reflective coating for enhanced visibility
Bracelet:
Material: Stainless Steel
Design: Three-link bracelet with solid end links, brushed and polished surfaces
Clasp: Push-button deployant clasp with safety lock
Additional Features:
Date display at 3 o'clock position with magnifier for easy reading
Screw-down case back engraved with Marinemaster emblem
Helium release valve for saturation diving
Dimensions and Weight:
Lug Width: 20 mm
Weight: Approximately 210 grams (including bracelet)
The Seiko Marinemaster 300M SBDX017 is a testament to Seiko's expertise in dive watch technology, offering robust construction, reliable performance, and exceptional legibility in challenging underwater environments. Whether for professional diving or everyday wear, this watch represents Seiko's commitment to precision and durability.
