Seiko Cal. 5240 - 381

The Seiko 5240-381 represents an important milestone in Seiko's 1991 lineup. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-9afc16c01d09]

Also known as: Monster, Panda

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Navy

Jewels

18j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1991

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