Seiko Cal. 6630 - 354

The Seiko 6630-354 represents an important milestone in Seiko's 1965 lineup. With its 19mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-7083bcd83c80]

Also known as: Emperor, Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

44mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1965

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