Seiko Cal. 7186 - 423

The Seiko 7186-423 represents an important milestone in Seiko's 1970 lineup. Powered by the 7186 caliber with 23j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-333d7c08ec09]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

100m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1970

Related Models

• Seiko 5233-406
• Seiko 5652-777
• Seiko 0712-183
• Seiko 4474-107
• Seiko 7014-906
• Seiko 7037-119
• Seiko 6292-902
• Seiko 6650-213
• Seiko 6156-259
• Seiko 6214-102
• Seiko 5699-898
• Seiko 6160-670