Seiko Cal. 4431 - 128

The 4431-128 is a sought-after Automatic piece from Seiko's golden era. It features a Champagne dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-bc2d196cfeed]

Also known as: Bullhead, Flighty

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

28j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1985

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