Seiko Cal. 6398 - 604

The 6398-604 is a sought-after Solar piece from Seiko's golden era. Powered by the 6398 caliber with 30j jewels beating at 21,600 bph, it delivers a 40 hours power reserve. [seikata-wm-dac0ec7c25a9]

Also known as: Monster, World Timer

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1999

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