Seiko Cal. 6628 - 257

The Seiko 6628-257 represents an important milestone in Seiko's 1998 lineup. Powered by the 6628 caliber with 34j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-1e3edeb0bca9]

Also known as: Arnie

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

11.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Burgundy

Jewels

34j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1998

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