Seiko Cal. 4586 - 640

The 4586-640 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 11.5mm profile, it sits comfortably on most wrists. [seikata-wm-ad4bcbdac52a]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Black

Jewels

34j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1987

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