Seiko Cal. 5668 - 621

The Seiko 5668-621 represents an important milestone in Seiko's 1977 lineup. Powered by the 5668 caliber with 23j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-827b516f5831]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1977

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