Seiko Cal. 5240 - 379

This Automatic model from 1991 features a 45mm Two-Tone case. Powered by the 5240 caliber with 23j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-22ea51a5ae01]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

Cream

Jewels

23j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1991

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