Seiko Cal. 6690 - 841

Seiko 6690-841

The 6690-841 is a sought-after Automatic piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-e4e1f8329c1a]

Also known as: Crown

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
13.4mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
70m
Dial Color
Black
Jewels
29j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1992

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