Seiko Cal. 6674 - 728

The Seiko 6674-728 represents an important milestone in Seiko's 1994 lineup. Powered by the 6674 caliber with 17j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-631cc9d56fb8]

Also known as: UFO, World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

12.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Silver

Jewels

17j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1994

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