Seiko Cal. 3828 - 501

The 3828-501 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3828 caliber with 22j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-2cffe33cb6a4]

Also known as: Bullhead, Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

46mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

190m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1975

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