Seiko Cal. 5687 - 188

The 5687-188 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Acrylic crystal and offers 90m of water resistance. [seikata-wm-caafc2d01954]

Also known as: UFO, Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

17j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1975

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