Seiko Cal. 3838 - 440

The Seiko 3838-440 represents an important milestone in Seiko's 1966 lineup. Powered by the 3838 caliber with 22j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-0b1f52d89dcd]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1966

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