Seiko Cal. 5611 - 843

This Spring Drive model from 1974 features a 41mm Two-Tone case. Powered by the 5611 caliber with 22j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-9f3f4f596061]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1974

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