Seiko Cal. 6653 - 508

This Spring Drive model from 1970 features a 40mm Titanium case. It features a Silver dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-c9c730bc7444]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1970

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