Seiko Cal. 0790 - 420

The Seiko 0790-420 represents an important milestone in Seiko's 1999 lineup. It features a Green dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-162ee3bab2d5]

Also known as: Helmet, World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1999

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