Seiko Cal. 6369 - 401

The Seiko 6369-401 represents an important milestone in Seiko's 1980 lineup. Powered by the 6369 caliber with 29j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-7f7d895c749e]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1980

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