Seiko Cal. 4527 - 813

The Seiko 4527-813 represents an important milestone in Seiko's 1999 lineup. With its 20mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-835d5a3ac185]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1999

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