Seiko Cal. 5691 - 420

The 5691-420 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5691 caliber with 24j jewels beating at 21,600 bph, it delivers a 67 hours power reserve. [seikata-wm-8f41d6b4bc92]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

24j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1998

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