Seiko Cal. 7156 - 827

The Seiko 7156-827 represents an important milestone in Seiko's 1975 lineup. It features a Burgundy dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-bd80aaa2d3a4]

Also known as: Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Burgundy

Jewels

26j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1975

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