Seiko Cal. 3812 - 706

Released in 1966, the Cal. 3812 with design code 706 was part of Seiko's domestic market collection. It features a Burgundy dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-b847bc3cb8fb]

Also known as: Sumo, Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

Burgundy

Jewels

35j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1966

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