Seiko Cal. 0776 - 557

This Hand-Winding model from 1975 features a 35mm Two-Tone case. It features a Cream dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-0949e9ca4900]

Also known as: Sumo, Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

35mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

36j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1975

Related Models

• Seiko 6122-578
• Seiko 6348-421
• Seiko 6243-788
• Seiko 7097-170
• Seiko 5258-235
• Seiko 6161-135
• Seiko 5693-450
• Seiko 0758-538
• Seiko 4495-311
• Seiko 4410-460
• Seiko 4457-170
• Seiko 3832-390