Seiko Cal. 0727 - 537

The 0727-537 is a sought-after Quartz piece from Seiko's golden era. Powered by the 0727 caliber with 24j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-2cf2b8f32d1d]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Silver

Jewels

24j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1970

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