Seiko Cal. 5254 - 370

This Spring Drive model from 1986 features a 46mm PVD Black case. Powered by the 5254 caliber with 29j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-4f91cadeb0fb]

Also known as: Monster, Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1986

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