Seiko Cal. 6628 - 340

The Seiko 6628-340 represents an important milestone in Seiko's 1991 lineup. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-6e8a1f01c478]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1991

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