Seiko Cal. 6650 - 306

The Seiko 6650-306 represents an important milestone in Seiko's 1975 lineup. Powered by the 6650 caliber with 32j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-f85104d4aaae]

Also known as: Crown

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

11.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1975

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