Seiko Cal. 4528 - 214

This Spring Drive model from 1991 features a 45mm Titanium case. With its 21mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-61b09b5a9d4b]

Also known as: Tuna, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

15.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Navy

Jewels

30j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1991

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