Seiko Cal. 6364 - 427

The 6364-427 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-d581d14735fd]

Also known as: UFO, Rally

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1989

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