Seiko Cal. 7151 - 740

Released in 1994, the Cal. 7151 with design code 740 was part of Seiko's domestic market collection. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-cc1bd6d2c718]

Also known as: Tuna, UFO

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

19j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1994

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