Seiko Cal. 4546 - 185

This Hand-Winding model from 1991 features a 37mm PVD Black case. It features a Black dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-c5a1ed88d217]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1991

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