Seiko Cal. 4428 - 190

This Solar model from 1978 features a 42mm Stainless Steel case. It features a Black dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-593360e82f77]

Also known as: Monster, World Timer

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1978

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