Seiko Cal. 4420 - 438

The 4420-438 is a sought-after Quartz piece from Seiko's golden era. With its 21mm lug width and 12.5mm profile, it sits comfortably on most wrists. [seikata-wm-b3b3dc142ff9]

Also known as: Bellmatic, Sea Horse

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1976

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