Seiko Cal. 6657 - 684

The Seiko 6657-684 represents an important milestone in Seiko's 1998 lineup. The Fixed bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-d39bde473f19]

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

42mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Silver

Jewels

33j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1998

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