Seiko Cal. 4561 - 742

Released in 1972, the Cal. 4561 with design code 742 was part of Seiko's domestic market collection. It features a Black dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-61cb97ca7ea2]

Also known as: UFO

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1972

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