Seiko Cal. 6670 - 537

The Seiko 6670-537 represents an important milestone in Seiko's 1972 lineup. The Inner Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-07d43168afda]

Also known as: World Timer, Emperor

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

21j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1972

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