Seiko Cal. 5221 - 610

The 5221-610 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5221 caliber with 18j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-f2ea4eb7d04c]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Green

Jewels

18j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1991

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