Seiko Cal. 4494 - 427

The Seiko 4494-427 represents an important milestone in Seiko's 1977 lineup. It features a White dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-ab1a19a60d79]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1977

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