Seiko Cal. 3864 - 350

The 3864-350 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3864 caliber with 35j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-27edde874dd2]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Silver

Jewels

35j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1975

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