Seiko Cal. 6618 - 635

The 6618-635 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6618 caliber with 35j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-8f2c51d3744a]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

13.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1992

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