Seiko Cal. 7183 - 663

The 7183-663 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7183 caliber with 24j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-cbe63a2e605d]

Also known as: Silverwave, Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

24j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1980

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