Seiko Cal. 6277 - 265

This Spring Drive model from 1971 features a 37mm Stainless Steel case. Powered by the 6277 caliber with 17j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-692d68665fd5]

Also known as: Monster, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

13.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1971

Related Models

• Seiko 3873-514
• Seiko 5243-610
• Seiko 4523-885
• Seiko 6112-845
• Seiko 6128-647
• Seiko 0739-318
• Seiko 7068-604
• Seiko 6197-692
• Seiko 5612-478
• Seiko 0730-971
• Seiko 6180-148
• Seiko 5656-810