Seiko Cal. 5662 - 648

The 5662-648 is a sought-after Automatic piece from Seiko's golden era. It features a Navy dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-736dbd9a299a]

Also known as: Helmet, World Timer

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1992

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