Seiko Cal. 6378 - 359

The Seiko 6378-359 represents an important milestone in Seiko's 1982 lineup. Powered by the 6378 caliber with 33j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-c5604d43b282]

Also known as: World Timer, Crown

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

33j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1982

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