Seiko Cal. 6666 - 757

The Seiko 6666-757 represents an important milestone in Seiko's 1976 lineup. It features a White dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-b975f53f64a9]

Also known as: Sportsmatic

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1976

Related Models

• Seiko 7166-620
• Seiko 6392-690
• Seiko 4476-469
• Seiko 0713-624
• Seiko 4499-947
• Seiko 6176-559
• Seiko 5299-594
• Seiko 0713-721
• Seiko 6277-211
• Seiko 5684-852
• Seiko 0778-830
• Seiko 6221-106