Seiko Cal. 4453 - 728

The 4453-728 is a sought-after Spring Drive piece from Seiko's golden era. With its 22mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-be3b97f6ce52]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

White

Jewels

29j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1968

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