Seiko Cal. 3818 - 496

The Seiko 3818-496 represents an important milestone in Seiko's 1977 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-b379e4d4c8bb]

Also known as: Rally, World Timer

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

38mm

Case Thickness

9.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1977

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