Seiko Cal. 3815 - 823

The Seiko 3815-823 represents an important milestone in Seiko's 1968 lineup. It features a Green dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-ba4d33b0f8e8]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

38mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1968

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