Seiko Cal. 0778 - 333

This Spring Drive model from 1986 features a 38mm Two-Tone case. Powered by the 0778 caliber with 18j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-445a64ccada5]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1986

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