Seiko Cal. 7136 - 747

This Quartz model from 1976 features a 37mm Two-Tone case. With its 21mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-d395e17ac5ba]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1976

Related Models

• Seiko 3855-940
• Seiko 7036-418
• Seiko 3899-139
• Seiko 6666-288
• Seiko 6120-362
• Seiko 6161-924
• Seiko 3879-327
• Seiko 6341-227
• Seiko 6261-739
• Seiko 0778-553
• Seiko 6259-987
• Seiko 7178-117