Seiko Cal. 7028 - 275

This Hand-Winding model from 1970 features a 44mm PVD Black case. It features a Navy dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-99f40ea6a43f]

Also known as: Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1970

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