Seiko Cal. 6137 - 658

The 6137-658 is a sought-after Quartz piece from Seiko's golden era. With its 18mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-8e214080e617]

Also known as: UFO, Rally

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Champagne

Jewels

24j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1978

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