Seiko Cal. 5218 - 444

The 5218-444 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5218 caliber with 25j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-747369a9978b]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1972

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