Seiko Cal. 4446 - 418

This Hand-Winding model from 1973 features a 37mm Two-Tone case. Powered by the 4446 caliber with 29j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-fdcef2713f63]

Also known as: Monster, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1973

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