Seiko Cal. 7187 - 293

The Seiko 7187-293 represents an important milestone in Seiko's 1972 lineup. Powered by the 7187 caliber with 33j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-f9ff0f7183cd]

Also known as: Samurai, Tuna

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

White

Jewels

33j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1972

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