Seiko Cal. 3864 - 303

The 3864-303 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3864 caliber with 30j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-91ed3a34adf2]

Also known as: UFO, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

8.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

White

Jewels

30j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1997

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