Seiko Cal. 4412 - 418

The 4412-418 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4412 caliber with 25j jewels beating at 36,000 bph, it delivers a 48 hours power reserve. [seikata-wm-c4a70a419ce9]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

25j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1979

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