Seiko Cal. 5661 - 127

The 5661-127 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5661 caliber with 17j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-491b0c61b087]

Also known as: World Timer, Navigator

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1989

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