Seiko Cal. 4437 - 198

The Seiko 4437-198 represents an important milestone in Seiko's 1997 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-6fdbad77f058]

Also known as: Helmet, Bellmatic

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1997

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