Seiko Cal. 6667 - 388

The 6667-388 is a sought-after Hand-Winding piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-898ecd898d6b]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

White

Jewels

30j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1968

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