Seiko Cal. 4540 - 874

The 4540-874 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4540 caliber with 22j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-e568759d8c90]

Also known as: UFO, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1972

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