Seiko Cal. 3840 - 316

Released in 1969, the Cal. 3840 with design code 316 was part of Seiko's domestic market collection. It features a Green dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-7eb87aba763d]

Also known as: Samurai, Navigator

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1969

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