Seiko Cal. 0790 - 663

The 0790-663 is a sought-after Automatic piece from Seiko's golden era. Powered by the 0790 caliber with 32j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-e8f87cbd4ffe]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Green

Jewels

32j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1981

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