Model Overview:
The Seiko Prospex SBDC101, also known as the "SPB143" in some markets, is a modern reinterpretation of Seiko's first diver's watch from 1965. Combining heritage design with contemporary advancements, this timepiece is celebrated for its durability, precision, and classic aesthetic. It is a robust dive watch engineered for both professional divers and watch enthusiasts.
Movement:
Type: Automatic
Caliber: Seiko 6R35
Frequency: 21,600 vibrations per hour (3 Hz)
Power Reserve: Approximately 70 hours
Winding: Automatic with manual winding capability
Jewels: 24 jewels
Case:
Material: Stainless steel with super-hard coating
Diameter: 40.5mm
Thickness: 13.2mm
Lug-to-Lug: 47.6mm
Case Back: Screw-down case back with an engraved Seiko logo
Crystal: Curved sapphire crystal with anti-reflective coating on the inner surface
Bezel: Unidirectional rotating bezel with a black aluminum insert and luminous pip at 12 o'clock
Dial:
Design: Matte black dial for clear legibility
Markers: Applied hour markers filled with Lumibrite for enhanced visibility in low light conditions
Hands: Broad arrow hands with Lumibrite for excellent readability
Bracelet:
Material: Stainless steel bracelet with a brushed finish
Clasp: Three-fold clasp with secure lock, push-button release, and extender for a perfect fit
Functions:
Timekeeping: Hours, minutes, and central seconds
Date: Date display at the 3 o’clock position
Bezel Function:** Unidirectional rotating bezel for accurate dive time tracking
Water Resistance:
Depth Rating: 200 meters (20 ATM)
ISO Certification: Compliant with ISO 6425 standards for dive watches
Additional Features:
Crown: Screw-down crown for enhanced water resistance
Lume: Lumibrite on hands, markers, and bezel pip for superior visibility underwater and in low light conditions
Case Design: Robust construction with a mix of brushed and polished finishes for durability and style
Strap Option: Includes an additional silicone strap for versatile wear options
Conclusion:
The Seiko Prospex SBDC101 is a refined dive watch that merges Seiko's rich diving heritage with modern watchmaking technology. Its robust stainless steel construction, reliable 6R35 movement, and high visibility make it a dependable companion for both underwater adventures and everyday wear. The timeless design and advanced features of the SBDC101 underscore Seiko's commitment to quality and innovation in horology.
