PRELOVED SEIKO MENS SILVER

This vintage watch is a Seiko Diamatic, a notable series first launched in the late 1960s. The specific model shown is likely the Seiko Diamatic 2206-0120, characterized by its distinctive "UFO" or helmet-shaped stainless steel case and "Hi-Beat" automatic movement. 

Key Specifications and Features

Movement: It features a Japanese-made 17-jewel automatic Hi-Beat movement. The dial indicates it is a "Hi-Beat" model, which typically operates at a higher frequency for improved accuracy.

Dial Design: This version has a striking blue and gold/orange gradient "Diamond Dial" with a day and date complication at the 3 o'clock position.

Bracelet: The watch in your image includes a unique integrated stainless steel bracelet with blue rectangular resin or enamel inserts that match the dial color.

Era: These models were primarily produced during the 1970s.

NOTE: The watch is PRELOVED/SECONDHAND, has minor scratches, minimal stains, and shows signs of usage.