Seiko Cal. 6618 - 590

This Spring Drive model from 1973 features a 37mm PVD Black case. It features a Navy dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-4e53ad64142e]

Also known as: Panda, Silverwave

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

8.6mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1973

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