Seiko Cal. 6131 - 270

The Seiko 6131-270 represents an important milestone in Seiko's 1981 lineup. It features a Green dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-880a2ca82022]

Also known as: Monster, Navigator

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1981

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