Seiko Cal. 5679 - 275

This Hand-Winding model from 1974 features a 39mm Two-Tone case. It features a Blue Sunburst dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-6a80d7c1e7d0]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1974

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