Seiko Cal. 6367 - 663

The 6367-663 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6367 caliber with 23j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-912d4521a5bf]

Also known as: Bullhead, UFO

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1997

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