Seiko Cal. 4471 - 831

This Spring Drive model from 1968 features a 44mm Two-Tone case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-de8250420f21]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1968

Related Models

• Seiko 5621-608
• Seiko 7187-656
• Seiko 4469-573
• Seiko 7010-843
• Seiko 4499-894
• Seiko 3833-300
• Seiko 3889-938
• Seiko 6296-804
• Seiko 6159-634
• Seiko 3891-584
• Seiko 7055-889
• Seiko 7015-954