Seiko Cal. 7177 - 670

The Seiko 7177-670 represents an important milestone in Seiko's 1989 lineup. It features a White dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-3c61796d0fba]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

White

Jewels

33j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1989

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