Seiko Cal. 6664 - 632

This Automatic model from 1977 features a 44mm PVD Black case. It features a Silver dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-8c1a49af0d8a]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

44mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

19j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1977

Related Models

• Seiko 7078-919
• Seiko 5618-574
• Seiko 7132-193
• Seiko 5660-219
• Seiko 5214-595
• Seiko 7199-406
• Seiko 3894-873
• Seiko 0752-668
• Seiko 0760-707
• Seiko 0740-989
• Seiko 5254-393
• Seiko 0714-615