Seiko Cal. 6149 - 877

This Spring Drive model from 1978 features a 45mm Gold-Plated case. With its 18mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-1935c359d13e]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1978

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