Seiko Cal. 3817 - 853

The Seiko 3817-853 represents an important milestone in Seiko's 1977 lineup. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-38dfbae10165]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1977

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