Seiko Cal. 5665 - 711

This Quartz model from 1983 features a 42mm Hardlex-Coated Steel case. With its 22mm lug width and 10.1mm profile, it sits comfortably on most wrists. [seikata-wm-9af58fd66495]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1983

Related Models

• Seiko 5280-647
• Seiko 4424-415
• Seiko 6658-580
• Seiko 5289-557
• Seiko 6320-909
• Seiko 6114-319
• Seiko 4562-752
• Seiko 6653-369
• Seiko 4537-388
• Seiko 6693-697
• Seiko 0734-780
• Seiko 4541-123