Seiko Cal. 6633 - 378

The 6633-378 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Hardlex crystal and offers 190m of water resistance. [seikata-wm-f7023d21839c]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

White

Jewels

22j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1992

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