Seiko Cal. 5621 - 352

The 5621-352 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5621 caliber with 36j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-db8e11ae1e75]

Also known as: Sea Horse, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1987

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