Seiko Cal. 6654 - 420

The 6654-420 is a sought-after Quartz piece from Seiko's golden era. With its 20mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-dffac683ef80]

Also known as: Tuna, World Timer

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1975

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