Seiko Cal. 6616 - 861

The 6616-861 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6616 caliber with 29j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-6f00289e289b]

Also known as: Arnie

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1979

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