Seiko Cal. 7028 - 679

This Hand-Winding model from 1973 features a 46mm Two-Tone case. Powered by the 7028 caliber with 31j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-75aa898546ea]

Also known as: Bellmatic, World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

31j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1973

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