Seiko Cal. 7042 - 578

This Spring Drive model from 1977 features a 46mm PVD Black case. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-861456151fa8]

Also known as: Sportsmatic, Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1977

Related Models

• Seiko 6662-855
• Seiko 7114-172
• Seiko 5245-442
• Seiko 7038-682
• Seiko 0732-639
• Seiko 6290-391
• Seiko 6699-620
• Seiko 7171-109
• Seiko 6665-884
• Seiko 5279-644
• Seiko 6388-300
• Seiko 6299-884