Seiko Cal. 6655 - 437

The 6655-437 is a sought-after Quartz piece from Seiko's golden era. With its 18mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-0b2ec14fbd1e]

Also known as: Tuna, Bullhead

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1984

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