Seiko Cal. 6665 - 656

The 6665-656 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6665 caliber with 36j jewels beating at 36,000 bph, it delivers a 60 hours power reserve. [seikata-wm-7f1347487d38]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1968

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