Seiko Cal. 5668 - 389

The 5668-389 is a sought-after Solar piece from Seiko's golden era. Powered by the 5668 caliber with 31j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-ed373991d4c9]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1976

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