Seiko Cal. 6136 - 618

This Spring Drive model from 1991 features a 45mm Two-Tone case. Powered by the 6136 caliber with 27j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-51ee16edadf2]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1991

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