Seiko Cal. 7180 - 225

The 7180-225 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7180 caliber with 34j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-ad84232c5eb9]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1976

Related Models

• Seiko 4577-122
• Seiko 7135-713
• Seiko 0765-661
• Seiko 3874-356
• Seiko 6347-758
• Seiko 4518-684
• Seiko 6374-492
• Seiko 5219-590
• Seiko 3853-734
• Seiko 6232-513
• Seiko 5257-278
• Seiko 3893-761