Seiko Cal. 6635 - 858

The 6635-858 is a sought-after Solar piece from Seiko's golden era. Powered by the 6635 caliber with 32j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-5c89ee959c55]

Also known as: Pogue, Helmet

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1973

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