Seiko Cal. 4457 - 339

The 4457-339 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4457 caliber with 26j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-47846ebf97af]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1971

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