Seiko Cal. 4493 - 748

The 4493-748 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4493 caliber with 20j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-ef0fef09ec95]

Also known as: Bullhead, Rally

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1976

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