Seiko Cal. 6181 - 240

This Solar model from 1970 features a 40mm Two-Tone case. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-511ce29faf24]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1970

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