Seiko Cal. 6618 - 700

The 6618-700 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6618 caliber with 22j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-70be56615a25]

Also known as: Bullhead, Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

22j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1986

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