Seiko Cal. 7131 - 237

The Seiko 7131-237 represents an important milestone in Seiko's 1990 lineup. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-acef32e72c03]

Also known as: Shogun, Rally

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Champagne

Jewels

29j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1990

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