Seiko Cal. 7091 - 563

The Seiko 7091-563 represents an important milestone in Seiko's 1967 lineup. It features a Black dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-ccf834997ec9]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Black

Jewels

35j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1967

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