Seiko Cal. 4577 - 214

The 4577-214 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4577 caliber with 36j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-9e4bad3535a0]

Also known as: Tuna, Silverwave

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1979

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