Seiko Cal. 5620 - 643

The Seiko 5620-643 represents an important milestone in Seiko's 1998 lineup. Powered by the 5620 caliber with 34j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-a99b998fbf6d]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

34j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1998

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