Seiko Cal. 5650 - 100

The Seiko 5650-100 represents an important milestone in Seiko's 1981 lineup. It features a Silver dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-ee916e4c71bd]

Also known as: Golden Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1981

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