Seiko Cal. 4540 - 570

The 4540-570 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 14.6mm profile, it sits comfortably on most wrists. [seikata-wm-df955311fff0]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1979

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