Seiko Cal. 4577 - 309

This Spring Drive model from 1989 features a 35mm Titanium case. With its 22mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-527628f538d5]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1989

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