Seiko Cal. 5218 - 523

The 5218-523 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5218 caliber with 20j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-0a37a2f7ce21]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

11.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

20j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1971

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