Seiko Cal. 6366 - 502

The Seiko 6366-502 represents an important milestone in Seiko's 1978 lineup. Powered by the 6366 caliber with 32j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-05c642e53bd8]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1978

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