Seiko Cal. 4537 - 724

The 4537-724 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-11c4de93afe9]

Also known as: Rally, Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1985

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