Seiko Cal. 6377 - 698

This Spring Drive model from 1985 features a 37mm Two-Tone case. With its 22mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-4b7892fdcb7b]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

37mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Burgundy

Jewels

27j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1985

Related Models

• Seiko 6176-681
• Seiko 6643-965
• Seiko 6195-810
• Seiko 3878-309
• Seiko 5279-180
• Seiko 4562-445
• Seiko 7126-174
• Seiko 7186-979
• Seiko 5255-500
• Seiko 5662-835
• Seiko 4414-372
• Seiko 4410-102