Seiko Cal. 6618 - 620

The 6618-620 is a sought-after Kinetic piece from Seiko's golden era. It features a Silver dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-578d1b690604]

Also known as: Bullhead, Navigator

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Silver

Jewels

23j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1972

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