Seiko Cal. 6611 - 821

The Seiko 6611-821 represents an important milestone in Seiko's 1984 lineup. Powered by the 6611 caliber with 25j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-ddd919d7ee6e]

Also known as: Bellmatic, Crown

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1984

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