Seiko Cal. 5687 - 504

The 5687-504 is a sought-after Spring Drive piece from Seiko's golden era. With its 18mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-0b4f9fb75e04]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1978

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