Seiko Cal. 7127 - 579

The 7127-579 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 7127 caliber with 17j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-4a0c8763d77a]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1975

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