Seiko Cal. 6618 - 574

The 6618-574 is a sought-after Solar piece from Seiko's golden era. Powered by the 6618 caliber with 32j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-183f96a3f0d4]

Also known as: Helmet, Rally

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Cream

Jewels

32j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1975

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