Seiko Cal. 6388 - 994

Released in 1991, the Cal. 6388 with design code 994 was part of Seiko's domestic market collection. With its 19mm lug width and 13.4mm profile, it sits comfortably on most wrists. [seikata-wm-3d4ac84452de]

Also known as: Helmet, Crown

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

41mm

Case Thickness

13.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1991

Related Models

• Seiko 6667-822
• Seiko 7014-335
• Seiko 0751-274
• Seiko 0762-530
• Seiko 6677-101
• Seiko 6250-575
• Seiko 6624-564
• Seiko 0792-923
• Seiko 5235-149
• Seiko 6266-877
• Seiko 5270-870
• Seiko 6693-498