Seiko Cal. 7137 - 220

The 7137-220 is a sought-after Quartz piece from Seiko's golden era. Powered by the 7137 caliber with 19j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-4164815b7fe2]

Also known as: UFO, Silverwave

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

19j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1973

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