Seiko Cal. 6628 - 648

This Solar model from 1972 features a 46mm Two-Tone case. It features a Silver dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-93000ce6b447]

Also known as: Helmet, Arnie

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

32j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1972

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