Seiko Cal. 4412 - 754

The 4412-754 is a sought-after Hand-Winding piece from Seiko's golden era. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-c4feec408bf8]

Also known as: Bellmatic, Crown

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1975

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