Seiko Cal. 5620 - 437

The Seiko 5620-437 represents an important milestone in Seiko's 1988 lineup. Powered by the 5620 caliber with 25j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-55ba3d538acd]

Also known as: Pogue

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1988

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