Seiko Cal. 3818 - 423

The Seiko 3818-423 represents an important milestone in Seiko's 1966 lineup. It features a Burgundy dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-1d95e85870e4]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1966

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