Description
Watch Details
• Brand / Model: Seiko (Vintage mechanical automatic)
• Caliber Movement: Seiko 2906 (17-jewel automatic movement with hand-winding capability and day/date display)
• Case Reference: 2906-0540 engraved on the screw-down stainless steel case back
• Serial Number (visible on back): 3N6850 (indicating a production date in the 1970s or 1980s based on Seiko serial conventions)