Seiko Cal. 5680 - 768

The Seiko 5680-768 represents an important milestone in Seiko's 1991 lineup. Powered by the 5680 caliber with 29j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-4f5ad02ffbf8]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Silver

Jewels

29j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1991

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