Seiko Cal. 6618 - 778

The 6618-778 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6618 caliber with 22j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-85d0a7975f24]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

22j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1976

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