Seiko Cal. 4432 - 138

The 4432-138 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4432 caliber with 27j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-46ef09501291]

Also known as: Bullhead, Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

White

Jewels

27j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1989

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