Seiko Cal. 4434 - 437

The 4434-437 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-fda48bdee87e]

Also known as: Bullhead, Flighty

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1975

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