Seiko Cal. 4529 - 227

The 4529-227 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4529 caliber with 20j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-6a077502417f]

Also known as: Bellmatic, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Burgundy

Jewels

20j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1973

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