Seiko Cal. 6388 - 838

The 6388-838 is a sought-after Solar piece from Seiko's golden era. Powered by the 6388 caliber with 22j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-5fec00d73256]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

11.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1985

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