Seiko Cal. 6650 - 909

The 6650-909 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 6650 caliber with 21j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-f3cf3d5c385a]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Silver

Jewels

21j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1974

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