Seiko Cal. 4478 - 757

The 4478-757 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4478 caliber with 32j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-11450ac25827]

Also known as: Helmet, Goldfeather

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Silver

Jewels

32j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1987

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