Seiko Cal. 6330 - 263

The 6330-263 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6330 caliber with 23j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-ad5bf9629fd4]

Also known as: Monster, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

23j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1966

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