Seiko Cal. 3818 - 320

The Seiko 3818-320 represents an important milestone in Seiko's 1965 lineup. It features a Burgundy dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-2a0dd8b101b8]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1965

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