Seiko Cal. 7090 - 536

Released in 1985, the Cal. 7090 with design code 536 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-eb5ef5859f44]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

White

Jewels

24j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1985

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