Seiko Cal. 6183 - 321

This Hand-Winding model from 1978 features a 43mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-d278140f762c]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1978

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