Seiko Cal. 6318 - 139

The 6318-139 is a sought-after Solar piece from Seiko's golden era. Powered by the 6318 caliber with 30j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-fcd246f2017a]

Also known as: Rally, Bellmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Burgundy

Jewels

30j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1984

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