Seiko Cal. 6139 - 205

The Seiko 6139-205 represents an important milestone in Seiko's 1976 lineup. It features a Champagne dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-50409c8b1df7]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Champagne

Jewels

19j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1976

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