Seiko Cal. 5665 - 820

Seiko 5665-820

The 5665-820 is a sought-after Spring Drive piece from Seiko's golden era. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-e392d7e7ea3f]

Also known as: Crown

Specifications

Movement
Spring Drive
Case Material
Stainless Steel
Case Width
35mm
Case Thickness
14.2mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
180m
Dial Color
Blue Sunburst
Jewels
25j
Frequency
36,000 bph
Power Reserve
58 hours
Year
1984

Related Models

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