Seiko Cal. 6188 - 366

The Seiko 6188-366 represents an important milestone in Seiko's 1972 lineup. Powered by the 6188 caliber with 23j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-2761196cc0cb]

Also known as: Bullhead, UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1972

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