Seiko Cal. 0770 - 664

The Seiko 0770-664 represents an important milestone in Seiko's 1998 lineup. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-f207e1150192]

Also known as: Sumo, Shogun

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1998

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