Seiko Cal. 5628 - 546

The Seiko 5628-546 represents an important milestone in Seiko's 1969 lineup. Powered by the 5628 caliber with 27j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-7207c641cfdc]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

27j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1969

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