Seiko Cal. 6137 - 413

The Seiko 6137-413 represents an important milestone in Seiko's 1979 lineup. It features a Navy dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-8067c9a6537a]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1979

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