Seiko Cal. 7177 - 305

The Seiko 7177-305 represents an important milestone in Seiko's 1973 lineup. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-9a3f376be8dd]

Also known as: Rally

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

32j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1973

Related Models

• Seiko 6688-352
• Seiko 3875-951
• Seiko 6195-600
• Seiko 6620-388
• Seiko 0761-500
• Seiko 6331-879
• Seiko 7044-451
• Seiko 7068-926
• Seiko 5686-740
• Seiko 7082-789
• Seiko 6144-522
• Seiko 5221-117