Seiko Cal. 6131 - 558

The Seiko 6131-558 represents an important milestone in Seiko's 1996 lineup. It features a Navy dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-7ad384855c3f]

Also known as: Bullhead, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1996

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