Seiko Cal. 3857 - 457

This Spring Drive model from 1988 features a 45mm PVD Black case. With its 21mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-e45c366fd484]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

White

Jewels

22j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1988

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