Seiko Cal. 4540 - 217

This Solar model from 1974 features a 40mm Two-Tone case. Powered by the 4540 caliber with 24j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-237f583f1afc]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1974

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