Seiko Cal. 6398 - 526

The 6398-526 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6398 caliber with 35j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-54b05935acff]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

White

Jewels

35j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1988

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