Seiko Cal. 3878 - 740

This Kinetic model from 1997 features a 40mm Hardlex-Coated Steel case. Powered by the 3878 caliber with 33j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-1ae75db154e1]

Also known as: Rally, Flighty

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

9.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Champagne

Jewels

33j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1997

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