Seiko Cal. 7177 - 556

This Automatic model from 1975 features a 43mm Titanium case. It features a Champagne dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-721ec9b9279f]

Also known as: Monster

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

11.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1975

Related Models

• Seiko 3883-596
• Seiko 6120-142
• Seiko 6349-990
• Seiko 7025-165
• Seiko 7042-571
• Seiko 3874-860
• Seiko 0745-131
• Seiko 4510-797
• Seiko 5627-415
• Seiko 7059-592
• Seiko 5228-627
• Seiko 6219-202