Seiko Cal. 6611 - 907

The Seiko 6611-907 represents an important milestone in Seiko's 1968 lineup. The Coin-Edge bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-ba1afa8f4373]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

20j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1968

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