Seiko Cal. 6337 - 172

Released in 1981, the Cal. 6337 with design code 172 was part of Seiko's domestic market collection. Powered by the 6337 caliber with 22j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-dbe32bde7e75]

Also known as: UFO, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

22j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1981

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