Seiko Cal. 6331 - 933

This Quartz model from 1986 features a 36mm PVD Black case. Powered by the 6331 caliber with 23j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-ff08343ebf46]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Cream

Jewels

23j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1986

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