Seiko Cal. 6187 - 373

Released in 1980, the Cal. 6187 with design code 373 was part of Seiko's domestic market collection. It features a Champagne dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-da39df788f09]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

24j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1980

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