Seiko Cal. 0787 - 973

This Spring Drive model from 1996 features a 39mm Stainless Steel case. Powered by the 0787 caliber with 31j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-06a602faa27b]

Also known as: Navigator, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1996

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