Seiko Cal. 7188 - 939

This Automatic model from 1993 features a 37mm Hardlex-Coated Steel case. Powered by the 7188 caliber with 18j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-94793a49ba81]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1993

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