Seiko Cal. 5648 - 688

This Hand-Winding model from 1984 features a 38mm Stainless Steel case. It features a Green dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-0b1da1b01730]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

8.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1984

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