Seiko Cal. 4527 - 492

The 4527-492 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4527 caliber with 24j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-2ef032a7273b]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

24j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1975

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