Seiko Cal. 4499 - 421

The Seiko 4499-421 represents an important milestone in Seiko's 1970 lineup. With its 21mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-8f9cf1dc75f2]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1970

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