Seiko Cal. 0728 - 547

The 0728-547 is a sought-after Quartz piece from Seiko's golden era. Powered by the 0728 caliber with 31j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-069a61d71be6]

Also known as: Emperor, Flighty

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1968

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