Seiko Cal. 4527 - 677

The Seiko 4527-677 represents an important milestone in Seiko's 1967 lineup. Powered by the 4527 caliber with 25j jewels beating at 28,800 bph, it delivers a 37 hours power reserve. [seikata-wm-364dc836d918]

Also known as: Sea Horse

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

25j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1967

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