Seiko Cal. 5650 - 937

The Seiko 5650-937 represents an important milestone in Seiko's 1977 lineup. It features a Green dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-b2c915662b35]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1977

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