Seiko Cal. 4447 - 351

The Seiko 4447-351 represents an important milestone in Seiko's 1972 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-e45091687b66]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Burgundy

Jewels

18j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1972

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