Seiko Cal. 6387 - 368

This Spring Drive model from 1975 features a 39mm Two-Tone case. Powered by the 6387 caliber with 23j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-74c90936c895]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1975

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