Seiko Cal. 6645 - 566

This Solar model from 1965 features a 35mm Two-Tone case. Powered by the 6645 caliber with 18j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-519dc5a11915]

Also known as: Monster

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

18j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1965

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