Seiko Cal. 7181 - 698

The 7181-698 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-358f4f3cc782]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1969

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