Seiko Cal. 7185 - 647

The 7185-647 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7185 caliber with 24j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-bd56208c65eb]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Champagne

Jewels

24j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1970

Related Models

• Seiko 3899-772
• Seiko 3887-692
• Seiko 4579-951
• Seiko 3829-555
• Seiko 6387-385
• Seiko 7128-293
• Seiko 5652-565
• Seiko 4416-566
• Seiko 4485-392
• Seiko 7062-302
• Seiko 4594-920
• Seiko 6647-684