Seiko Cal. 4431 - 956

The Seiko 4431-956 represents an important milestone in Seiko's 1974 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-5200f8bd50d6]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

12.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

30j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1974

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