Seiko Cal. 5231 - 260

The Seiko 5231-260 represents an important milestone in Seiko's 1980 lineup. It features a Black dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-9a6167857cb7]

Also known as: Rally, Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1980

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