Seiko Cal. 5643 - 705

The Seiko 5643-705 represents an important milestone in Seiko's 1966 lineup. It features a Green dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-0ff98fe3baa7]

Also known as: Silverwave, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Green

Jewels

17j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1966

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