Seiko Cal. 6364 - 284

This Spring Drive model from 1986 features a 44mm PVD Black case. Powered by the 6364 caliber with 18j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-969de51940cf]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1986

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