Seiko Cal. 6377 - 204

The 6377-204 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Burgundy dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-de491ea3fde2]

Also known as: Rally, Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1977

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