Seiko Cal. 4512 - 978

This Automatic model from 1975 features a 36mm Two-Tone case. The Inner Rotating bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-eae6850ebf44]

Also known as: Monster, Navigator

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1975

Related Models

• Seiko 4429-360
• Seiko 4584-554
• Seiko 3858-637
• Seiko 7110-728
• Seiko 4571-283
• Seiko 4485-576
• Seiko 0735-177
• Seiko 6374-297
• Seiko 4430-181
• Seiko 6346-582
• Seiko 0748-496
• Seiko 5661-324