Seiko Cal. 7188 - 638

Released in 1990, the Cal. 7188 with design code 638 was part of Seiko's domestic market collection. It features a Navy dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-17cc8353e2a3]

Also known as: Bellmatic, Emperor

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1990

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