Seiko Cal. 4577 - 439

This Quartz model from 1973 features a 46mm PVD Black case. It features a Silver dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-fe53095025a4]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

33j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1973

Related Models

• Seiko 0749-779
• Seiko 7068-564
• Seiko 0728-803
• Seiko 3820-722
• Seiko 7154-770
• Seiko 7029-257
• Seiko 6669-824
• Seiko 4499-734
• Seiko 3859-847
• Seiko 3849-141
• Seiko 4430-689
• Seiko 7198-132