Seiko Cal. 0768 - 630

The 0768-630 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 0768 caliber with 23j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-2f22a4aa6d01]

Also known as: Monster, Sumo

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

23j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1979

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