Seiko Cal. 5628 - 406

Released in 1975, the Cal. 5628 with design code 406 was part of Seiko's domestic market collection. With its 21mm lug width and 15.4mm profile, it sits comfortably on most wrists. [seikata-wm-a48dd8281432]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

15.4mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1975

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