Seiko Cal. 6131 - 554

The Seiko 6131-554 represents an important milestone in Seiko's 1966 lineup. Powered by the 6131 caliber with 22j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-a824cfc6dda9]

Also known as: Pogue, Navigator

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1966

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