Seiko Cal. 7157 - 149

This Automatic model from 1965 features a 37mm Two-Tone case. Powered by the 7157 caliber with 27j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-a5cca0008f31]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1965

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