Seiko Cal. 7139 - 468

Released in 1977, the Cal. 7139 with design code 468 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-a4676ac1e9d2]

Also known as: Helmet, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1977

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