Seiko Cal. 6677 - 728

The Seiko 6677-728 represents an important milestone in Seiko's 1969 lineup. Powered by the 6677 caliber with 36j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-a203355db2a8]

Also known as: Samurai

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1969

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