Seiko Cal. 4440 - 127

The 4440-127 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4440 caliber with 26j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-da51e79b489a]

Also known as: Bullhead, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1971

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