Seiko Cal. 4444 - 171

The 4444-171 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4444 caliber with 35j jewels beating at 21,600 bph, it delivers a 52 hours power reserve. [seikata-wm-40c6fca0aa2f]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

35j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1973

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