Seiko Cal. 7187 - 431

Released in 1987, the Cal. 7187 with design code 431 was part of Seiko's domestic market collection. It features a Black dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-ccf10b652914]

Also known as: Panda

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1987

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