Seiko Cal. 3851 - 309

Released in 1977, the Cal. 3851 with design code 309 was part of Seiko's domestic market collection. It features a Green dial protected by a Acrylic crystal and offers 110m of water resistance. [seikata-wm-744b79b1a85d]

Also known as: Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1977

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