Seiko Cal. 0740 - 508

The 0740-508 is a sought-after Quartz piece from Seiko's golden era. Powered by the 0740 caliber with 28j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-0d50fc063819]

Also known as: Helmet, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

28j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1968

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