Seiko Cal. 6674 - 957

The Seiko 6674-957 represents an important milestone in Seiko's 1967 lineup. It features a Green dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-ba1021906a35]

Also known as: Sumo, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1967

Related Models

• Seiko 3860-722
• Seiko 6153-219
• Seiko 0723-497
• Seiko 7189-602
• Seiko 6129-841
• Seiko 7181-892
• Seiko 5280-515
• Seiko 7030-171
• Seiko 3843-938
• Seiko 7133-556
• Seiko 3854-390
• Seiko 6623-605