Seiko Cal. 6337 - 445

The 6337-445 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6337 caliber with 23j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-782de5241a72]

Also known as: UFO, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

9.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Champagne

Jewels

23j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1985

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