Seiko Cal. 6627 - 706

The Seiko 6627-706 represents an important milestone in Seiko's 1971 lineup. Powered by the 6627 caliber with 24j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-c847bdda435e]

Also known as: Sumo, Bellmatic

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Silver

Jewels

24j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1971

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