Seiko Cal. 3818 - 878

This Quartz model from 1980 features a 39mm Gold-Plated case. With its 18mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-ea6d4a52b5a4]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1980

Related Models

• Seiko 5637-977
• Seiko 4511-367
• Seiko 6659-297
• Seiko 5674-969
• Seiko 3862-247
• Seiko 7027-913
• Seiko 4528-158
• Seiko 5642-458
• Seiko 5289-138
• Seiko 7199-450
• Seiko 4414-723
• Seiko 6281-344