Seiko Cal. 4542 - 743

The 4542-743 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4542 caliber with 34j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-a5425e237e66]

Also known as: Bullhead, Rally

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1965

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