Seiko Cal. 6688 - 152

This Automatic model from 1974 features a 43mm Hardlex-Coated Steel case. It features a Navy dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-03b2c76e8429]

Also known as: Navigator, Crown

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1974

Related Models

• Seiko 5252-423
• Seiko 6196-967
• Seiko 7192-567
• Seiko 6357-672
• Seiko 7085-477
• Seiko 6249-289
• Seiko 6316-656
• Seiko 6271-695
• Seiko 7049-543
• Seiko 6330-599
• Seiko 6675-816
• Seiko 4554-928