Seiko Cal. 5628 - 231

The 5628-231 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5628 caliber with 20j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-27a176f0456f]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1984

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