Seiko Cal. 6657 - 382

Seiko 6657-382

The Seiko 6657-382 represents an important milestone in Seiko's 1991 lineup. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-1c1b06f0bbf0]

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
40mm
Case Thickness
11.6mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
150m
Dial Color
Blue Sunburst
Jewels
28j
Frequency
36,000 bph
Power Reserve
52 hours
Year
1991

Related Models

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