Seiko Cal. 6131 - 229

Released in 1982, the Cal. 6131 with design code 229 was part of Seiko's domestic market collection. It features a Navy dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-de1177813286]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

36j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1982

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