Seiko Cal. 6610 - 871

Released in 1966, the Cal. 6610 with design code 871 was part of Seiko's domestic market collection. Powered by the 6610 caliber with 30j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-c030d1c52483]

Also known as: Sumo, Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1966

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