Seiko Cal. 6654 - 600

The 6654-600 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6654 caliber with 32j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-2bea84364a84]

Also known as: Bullhead, Crown

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Black

Jewels

32j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1971

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