Seiko Cal. 5240 - 735

The 5240-735 is a sought-after Spring Drive piece from Seiko's golden era. With its 19mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-b6d74521905e]

Also known as: Rally, Silverwave

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Cream

Jewels

19j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1972

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