Seiko Cal. 5688 - 827

The Seiko 5688-827 represents an important milestone in Seiko's 1983 lineup. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-85c39a89de64]

Also known as: Rally, Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

17j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1983

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