Seiko Cal. 7139 - 394

Released in 1982, the Cal. 7139 with design code 394 was part of Seiko's domestic market collection. It features a Black dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-cf1bc584098a]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1982

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