Seiko Cal. 6139 - 645

The Seiko 6139-645 represents an important milestone in Seiko's 1992 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 130m of water resistance. [seikata-wm-5d6e1d842a3a]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1992

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