Seiko Cal. 6653 - 411

The Seiko 6653-411 represents an important milestone in Seiko's 1978 lineup. Powered by the 6653 caliber with 33j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-f71cc5d4ba8a]

Also known as: Helmet, Arnie

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1978

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