Seiko Cal. 4544 - 938

The 4544-938 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4544 caliber with 32j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-5bbd3582062f]

Also known as: UFO, Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Silver

Jewels

32j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1996

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