Seiko Cal. 6618 - 230

The 6618-230 is a sought-after Automatic piece from Seiko's golden era. It features a Black dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-017a9258e563]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1972

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