Seiko Cal. 7187 - 139

The 7187-139 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Champagne dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-433311b6853c]

Also known as: Monster, Shogun

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Champagne

Jewels

27j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1976

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