Seiko Cal. 6623 - 634

The 6623-634 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6623 caliber with 28j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-a90aef530d01]

Also known as: Shogun, World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1966

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