Seiko Cal. 3815 - 278

The Seiko 3815-278 represents an important milestone in Seiko's 1974 lineup. It features a White dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-f4b222062771]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Titanium

Case Width

45mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1974

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