Seiko Cal. 7133 - 644

The 7133-644 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-5a830ab1e784]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

20j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1973

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