Seiko Cal. 6630 - 542

The 6630-542 is a sought-after Automatic piece from Seiko's golden era. With its 21mm lug width and 12.0mm profile, it sits comfortably on most wrists. [seikata-wm-598de1afe15f]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1998

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