Seiko Cal. 0778 - 515

This Spring Drive model from 1993 features a 40mm Two-Tone case. Powered by the 0778 caliber with 18j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-4d2428fb16d7]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1993

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