A classic SKX173-family diver featuring the less common “Malaysia” dial and powered by the original Seiko 7S26A
automatic movement. This example has been fully serviced, fitted with a jubilee bracelet, and upgraded with a
brand-new sapphire crystal. Verified at the bench and ready to wear.
Video overview
Condition, service work, and performance overview of this exact watch.
Highlights
Reference: Seiko 7S26-0028 (SKX173 family, U.S. market case style)
Dial: Original Seiko “Malaysia” variant (less common)
Gaskets: All new (caseback, crown/tube as applicable, bezel gasket)
Bracelet: Seiko jubilee bracelet, 22mm (end links not stamped)
Service & Condition
Full movement service performed (Nov 2025): disassembly, cleaning, correct lubrication, regulation, reassembly, and testing across positions
New sapphire crystal installed; clean, clear, and scratch-free
Fresh gaskets installed for everyday moisture resistance (see water-resistance note)
Dial / Hands / Insert: Original, with honest light wear consistent with age (see photos)
Case: Preserved, unpolished profile with normal micro-marks from careful wear
Bracelet fit: Fits a 7.5″ wrist with two micro-adjust positions available
Accuracy: Strong amplitude and consistent performance observed (see photos below)
Performance Photos
Timegrapher images are provided for reference. Mechanical watch accuracy varies with position, wear, and environment.
Restoration Summary (From the Bench)
This 7S26-0028 underwent a complete mechanical service with emphasis on reliability and long-term wear.
The movement was fully disassembled, cleaned, inspected, and reassembled using correct lubrication practices,
followed by regulation and multi-position testing.
Complete movement disassembly and ultrasonic cleaning
Inspection of train, escapement, and automatic winding system
Correct lubrication applied throughout
Regulation and timing verification across positions
New sapphire crystal installed
All new gaskets installed
Note: The 7S26A caliber does not feature hacking or hand-winding; this is normal and correct for the movement.
About the Seiko SKX173 Family
The SKX173 represents the U.S.-market variant of Seiko’s legendary SKX diver platform, sharing the same robust case
architecture and ISO-rated tool-watch DNA that made the SKX line a modern classic. Paired with the durable 7S26
automatic movement, these watches are known for their longevity, legibility, and everyday usability when properly serviced.
What’s Included
Serviced Seiko 7S26-0028 watch head with Malaysian dial
Jubilee bracelet with end links and spring bars
New sapphire crystal and fresh gaskets installed during service
Water Resistance
Vintage and previously worn dive watches are not guaranteed waterproof after decades of service.
While new gaskets have been installed, no pressure testing is implied. If diving or water exposure is intended,
have the watch pressure-tested by your local watchmaker prior to use.
Shipping & Terms
Carefully packed and shipped via USPS Priority
Photos are part of the description; please review closely
Sold as described; questions welcome prior to purchase
Second Tour Timeworks — restored to be worn, verified to be trusted.
