Seiko Cal. 7188 - 669

The 7188-669 is a sought-after Spring Drive piece from Seiko's golden era. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-1dc53fb17601]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Burgundy

Jewels

18j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1977

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