Seiko Cal. 6648 - 625

This Solar model from 1967 features a 43mm Titanium case. Powered by the 6648 caliber with 25j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-885cd87fd4ab]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Titanium

Case Width

43mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1967

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