Seiko Cal. 0748 - 521

Released in 1988, the Cal. 0748 with design code 521 was part of Seiko's domestic market collection. Powered by the 0748 caliber with 30j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-13d952d570ff]

Also known as: UFO, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Champagne

Jewels

30j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1988

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