Seiko Cal. 6635 - 345

The Seiko 6635-345 represents an important milestone in Seiko's 1970 lineup. It features a Silver dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-75dfa5af237f]

Also known as: Rally, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

14.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1970

Related Models

• Seiko 4499-124
• Seiko 7161-172
• Seiko 6210-274
• Seiko 6263-495
• Seiko 4511-558
• Seiko 4566-560
• Seiko 6371-163
• Seiko 6192-789
• Seiko 5298-305
• Seiko 5242-916
• Seiko 3890-279
• Seiko 0742-862