Seiko Cal. 6665 - 501

This Hand-Winding model from 1965 features a 40mm Titanium case. It features a Champagne dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-c80d4e50e8e6]

Also known as: Tuna, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

40mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

50m

Dial Color

Champagne

Jewels

24j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1965

Related Models

• Seiko 0782-458
• Seiko 4548-430
• Seiko 4460-339
• Seiko 0783-939
• Seiko 0770-194
• Seiko 4471-792
• Seiko 7180-594
• Seiko 4563-851
• Seiko 6399-142
• Seiko 6240-233
• Seiko 7167-228
• Seiko 5621-803