Seiko Cal. 6617 - 733

The 6617-733 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6617 caliber with 22j jewels beating at 28,800 bph, it delivers a 48 hours power reserve. [seikata-wm-07c888496af8]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1966

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