Seiko Cal. 5227 - 374

The 5227-374 is a sought-after Quartz piece from Seiko's golden era. Powered by the 5227 caliber with 23j jewels beating at 28,800 bph, it delivers a 63 hours power reserve. [seikata-wm-8bf207517ad2]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

23j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1965

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