Seiko Cal. 7117 - 988

The Seiko 7117-988 represents an important milestone in Seiko's 1979 lineup. It features a Black dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-37b39ad0a6bc]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1979

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