Seiko Cal. 4556 - 372

The 4556-372 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4556 caliber with 31j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-e2c0fafb56c1]

Also known as: Helmet, Crown

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Cream

Jewels

31j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1965

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