Seiko Cal. 6377 - 662

This Hand-Winding model from 1994 features a 40mm PVD Black case. With its 20mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-263ed7ed8c03]

Also known as: Sumo, Navigator

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

40mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

White

Jewels

28j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1994

Related Models

• Seiko 6214-642
• Seiko 6370-270
• Seiko 4577-614
• Seiko 5654-694
• Seiko 4434-981
• Seiko 6321-889
• Seiko 3842-127
• Seiko 6158-742
• Seiko 6295-493
• Seiko 6146-444
• Seiko 6649-848
• Seiko 7149-814