Seiko Cal. 5659 - 615

The Seiko 5659-615 represents an important milestone in Seiko's 1965 lineup. It features a Navy dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-cb0344fe8b68]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1965

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