Seiko Cal. 6637 - 912

This Quartz model from 1986 features a 39mm Two-Tone case. Powered by the 6637 caliber with 25j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-cd01babef241]

Also known as: Flighty

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1986

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