Seiko Cal. 4428 - 342

The 4428-342 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4428 caliber with 19j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-8a7670ee4b9e]

Also known as: Golden Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1977

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