Seiko Cal. 6618 - 470

The 6618-470 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Mineral crystal and offers 30m of water resistance. [seikata-wm-ae124706f9fc]

Also known as: Monster, Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1983

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