Seiko Cal. 6618 - 358

The 6618-358 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6618 caliber with 31j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-a09ff3c97d54]

Also known as: Shogun, Emperor

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

37mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1984

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