Seiko Cal. 3840 - 955

The Seiko 3840-955 represents an important milestone in Seiko's 1990 lineup. It features a Silver dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-19975bc18e4a]

Also known as: Bullhead, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1990

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