Seiko Cal. 5630 - 189

Released in 1972, the Cal. 5630 with design code 189 was part of Seiko's domestic market collection. Powered by the 5630 caliber with 36j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-0dcf02bb2415]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

White

Jewels

36j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1972

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