Seiko Cal. 6618 - 899

Released in 1977, the Cal. 6618 with design code 899 was part of Seiko's domestic market collection. It features a Green dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-6bfdb44dd509]

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

150m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1977

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