Seiko Cal. 6652 - 993

This Spring Drive model from 1977 features a 40mm Hardlex-Coated Steel case. With its 22mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-1458dabe77bf]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

8.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1977

Related Models

• Seiko 3824-763
• Seiko 6351-922
• Seiko 6299-537
• Seiko 6233-899
• Seiko 6183-328
• Seiko 5241-382
• Seiko 6250-956
• Seiko 6363-189
• Seiko 7196-962
• Seiko 4540-692
• Seiko 6657-105
• Seiko 6693-771