Seiko Cal. 5215 - 637

The Seiko 5215-637 represents an important milestone in Seiko's 1982 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-44c2cfca30b2]

Also known as: Panda, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1982

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