Seiko Cal. 5613 - 271

The Seiko 5613-271 represents an important milestone in Seiko's 1967 lineup. Powered by the 5613 caliber with 28j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-024d299e8cdb]

Also known as: Bellmatic, Crown

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1967

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