Seiko Cal. 7163 - 332

The 7163-332 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7163 caliber with 25j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-3897985ad6a1]

Also known as: Helmet, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1991

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