Seiko Cal. 4561 - 454

The Seiko 4561-454 represents an important milestone in Seiko's 1968 lineup. Powered by the 4561 caliber with 21j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-75daad7b9560]

Also known as: Sea Horse

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

21j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1968

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