This is an Eterna Sonic with gold plated case in a very slim design, date at 4. The movement is an Eterna 1550 (ETA 9162 ), signed front: ”ETERNA, Sonic, Electronic”, back:”Water Resistant, 5531641”, inside: ”ETERNA WATCH Co, 1550, Unadjusted, 12 Jewels”. The watch has a brown, lizard shaped strap.
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