Seiko Cal. 7129 - 156

Released in 1969, the Cal. 7129 with design code 156 was part of Seiko's domestic market collection. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-2af047cc07ca]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1969

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