Seiko Cal. 4415 - 678

The 4415-678 is a sought-after Solar piece from Seiko's golden era. Powered by the 4415 caliber with 35j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-5647d417fb16]

Also known as: Bellmatic, Flighty

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1980

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