Seiko Cal. 4527 - 402

This Quartz model from 1970 features a 40mm Two-Tone case. With its 20mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-c79b56b955af]

Also known as: Bullhead, Emperor

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1970

Related Models

• Seiko 4449-337
• Seiko 5292-253
• Seiko 5255-542
• Seiko 7188-540
• Seiko 6137-795
• Seiko 6395-307
• Seiko 6149-490
• Seiko 6662-695
• Seiko 6333-703
• Seiko 0795-857
• Seiko 3875-993
• Seiko 7038-258