Seiko Cal. 6172 - 777

The Seiko 6172-777 represents an important milestone in Seiko's 1975 lineup. Powered by the 6172 caliber with 26j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-7e45ba16ed0f]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

8.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Champagne

Jewels

26j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1975

Related Models

• Seiko 6659-956
• Seiko 5225-772
• Seiko 6393-962
• Seiko 7180-286
• Seiko 6292-425
• Seiko 6356-868
• Seiko 6111-859
• Seiko 3894-634
• Seiko 6294-376
• Seiko 0750-853
• Seiko 0769-380
• Seiko 6233-354