Seiko Cal. 6630 - 188

The 6630-188 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6630 caliber with 24j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-cd8742032ed8]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Silver

Jewels

24j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1982

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