Seiko Cal. 3828 - 235

The 3828-235 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3828 caliber with 25j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-d8a28764f15e]

Also known as: Bullhead, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

White

Jewels

25j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1973

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