Seiko Cal. 7071 - 553

This Spring Drive model from 1997 features a 37mm Titanium case. Powered by the 7071 caliber with 18j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-9d4d0f3a256a]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Burgundy

Jewels

18j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1997

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