Seiko Cal. 0720 - 203

The 0720-203 is a sought-after Hand-Winding piece from Seiko's golden era. With its 21mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-3d9dcbe2cfe4]

Also known as: Navigator, Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1986

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