This Seiko Elnix from the 70s is a unique battery-driven watch that uses transistors to drive a balance wheel, making it very accurate. The dial is nice with a diamond paste-lapped crystal and visible lines, while the case is in expected condition for its age.

• Condition: Vintage
• Movement: Seiko 0723 Transistorized
• Battery life: fairly quickly

This Seiko Elnix from the 70s is a battery driven watch that uses transistors to drive a balance wheel, making it accurate due to lack of spring tension variation. It needs a new battery and has a nice dial with visible lines.

• Condition: Vintage
• Movement: Seiko 0723 Transistorized
• Crystal maintenance: diamond paste lapped

The Seiko Elnix SG 0723-7000 is a rare holographic dial watch from the 1970s JDM era, featuring a 16-jewel electric movement and a stainless steel case.

• Movement: 16-jewel 0703A electric movement
• Beats per hour: 28,800 BPH / 4 Hz
• Battery: 1.55V silver-oxide battery