Seiko Cal. 4554 - 858

This Automatic model from 1991 features a 42mm Titanium case. Powered by the 4554 caliber with 23j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-d55595b007ab]

Also known as: Helmet, Baby Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

9.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1991

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