Seiko Cal. 6357 - 387

The Seiko 6357-387 represents an important milestone in Seiko's 1971 lineup. With its 20mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-40c82c60d52c]

Also known as: UFO, Crown

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1971

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