Seiko Cal. 7184 - 278

The Seiko 7184-278 represents an important milestone in Seiko's 1991 lineup. Powered by the 7184 caliber with 20j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-08dc95be8d5d]

Also known as: Arnie

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

10.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Silver

Jewels

20j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1991

Related Models

• Seiko 4471-192
• Seiko 6151-805
• Seiko 4442-437
• Seiko 6298-666
• Seiko 7123-988
• Seiko 6231-808
• Seiko 7090-601
• Seiko 4584-430
• Seiko 3890-639
• Seiko 6665-745
• Seiko 3895-849
• Seiko 0717-968