Seiko Cal. 7148 - 980

The Seiko 7148-980 represents an important milestone in Seiko's 1975 lineup. It features a White dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-17961631a768]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1975

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