Seiko Cal. 5690 - 411

The 5690-411 is a sought-after Spring Drive piece from Seiko's golden era. It features a Burgundy dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-4abbcc095f78]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1970

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