Seiko Cal. 7055 - 938

Released in 1991, the Cal. 7055 with design code 938 was part of Seiko's domestic market collection. The Bidirectional bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-917e3fa704bc]

Also known as: Sumo, Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1991

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