Seiko Cal. 6398 - 604

Seiko 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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