Seiko Cal. 6366 - 541

This Hand-Winding model from 1991 features a 34mm Hardlex-Coated Steel case. Powered by the 6366 caliber with 29j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-3d7e58efd09d]

Also known as: Sumo, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1991

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