Seiko Cal. 7163 - 975

The 7163-975 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7163 caliber with 20j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-0fc0e68bdeaf]

Also known as: Bellmatic, World Timer

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1965

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