Seiko Cal. 5643 - 818

The 5643-818 is a sought-after Kinetic piece from Seiko's golden era. It features a Green dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-136271e4403a]

Also known as: Turtle

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

14.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1982

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