Seiko Cal. 4431 - 325

Released in 1970, the Cal. 4431 with design code 325 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-ea169bd1bd32]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

31j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1970

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