Seiko Cal. 4459 - 354

The Seiko 4459-354 represents an important milestone in Seiko's 1990 lineup. It features a Black dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-2dbab0d55630]

Also known as: Sumo, Helmet

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

29j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1990

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