Seiko Cal. 5630 - 621

The 5630-621 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5630 caliber with 23j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-145804c7306b]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1991

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