Seiko Cal. 4494 - 251

The Seiko 4494-251 represents an important milestone in Seiko's 1969 lineup. Powered by the 4494 caliber with 36j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-0cf70134d976]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1969

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