Seiko Cal. 0720 - 773

The 0720-773 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-3f747b41dd91]

Also known as: Helmet, Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Cream

Jewels

30j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1992

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