Seiko Cal. 6366 - 553

The Seiko 6366-553 represents an important milestone in Seiko's 1987 lineup. Powered by the 6366 caliber with 25j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-8fc3d4996e6a]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Cream

Jewels

25j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1987

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