Seiko Cal. 7139 - 468

The 7139-468 is a sought-after Kinetic piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-259a1ac4ccea]

Also known as: Helmet, Silverwave

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

41mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Black

Jewels

36j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1978

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