Seiko Cal. 4488 - 100

The 4488-100 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-3b49f528e415]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1978

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