Seiko Cal. 6183 - 425

This Hand-Winding model from 1991 features a 37mm Two-Tone case. It features a Silver dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-5676682ebc54]

Also known as: Bullhead, Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

31j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1991

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