Seiko Cal. 7186 - 163

Released in 1971, the Cal. 7186 with design code 163 was part of Seiko's domestic market collection. Powered by the 7186 caliber with 20j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-0e538ce495d9]

Also known as: Panda, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1971

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