Seiko Cal. 4450 - 399

The 4450-399 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4450 caliber with 34j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-fb2c0d0ffb1d]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1971

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