Seiko Cal. 5666 - 604

This Automatic model from 1972 features a 41mm Two-Tone case. It features a Black dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-ce5eb87cea8d]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

15.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1972

Related Models

• Seiko 4486-816
• Seiko 7131-974
• Seiko 4476-245
• Seiko 6223-282
• Seiko 4490-830
• Seiko 5271-350
• Seiko 6227-955
• Seiko 5653-295
• Seiko 5649-638
• Seiko 6618-515
• Seiko 0711-726
• Seiko 7145-941