Seiko Cal. 4539 - 927

The 4539-927 is a sought-after Automatic piece from Seiko's golden era. It features a Cream dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-1749f36c8f8d]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

11.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1971

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