Seiko Cal. 7164 - 396

Released in 1971, the Cal. 7164 with design code 396 was part of Seiko's domestic market collection. Powered by the 7164 caliber with 22j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-bad2f1fc814d]

Also known as: Sumo, World Timer

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

22j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1971

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