Seiko Cal. 6388 - 259

The 6388-259 is a sought-after Solar piece from Seiko's golden era. Powered by the 6388 caliber with 34j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-d52f49e8648d]

Also known as: Helmet, Arnie

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Silver

Jewels

34j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1980

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