Seiko Cal. 7158 - 284

The 7158-284 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-d618f3f208d4]

Also known as: Tuna, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1985

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