Seiko Cal. 7173 - 846

The Seiko 7173-846 represents an important milestone in Seiko's 1970 lineup. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-c98aa6fcf8d7]

Also known as: Tuna, Bullhead

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

13.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Silver

Jewels

22j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1970

Related Models

• Seiko 6682-102
• Seiko 6354-467
• Seiko 0797-948
• Seiko 4520-874
• Seiko 4521-200
• Seiko 6162-320
• Seiko 7141-625
• Seiko 7020-370
• Seiko 4524-468
• Seiko 7132-366
• Seiko 5664-725
• Seiko 6628-226