Seiko Cal. 6377 - 700

The Seiko 6377-700 represents an important milestone in Seiko's 1978 lineup. With its 22mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-be90e761bad8]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1978

Related Models

• Seiko 7124-728
• Seiko 3866-620
• Seiko 7041-772
• Seiko 5644-525
• Seiko 6154-177
• Seiko 6642-720
• Seiko 5278-270
• Seiko 5681-136
• Seiko 6649-306
• Seiko 6367-983
• Seiko 6190-876
• Seiko 0735-148