Seiko Cal. 4451 - 417

The Seiko 4451-417 represents an important milestone in Seiko's 1979 lineup. It features a Green dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-621a9a6be4e2]

Also known as: Crown, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1979

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