Seiko Cal. 7156 - 313

This Solar model from 1997 features a 46mm PVD Black case. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-8e79823f4dc0]

Also known as: Helmet, UFO

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

33j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1997

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