Seiko Cal. 7153 - 703

This Automatic model from 1993 features a 41mm Two-Tone case. Powered by the 7153 caliber with 31j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-fa1126405752]

Also known as: Helmet, UFO

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1993

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