Seiko Cal. 0731 - 698

The Seiko 0731-698 represents an important milestone in Seiko's 1988 lineup. Powered by the 0731 caliber with 18j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-8a839eadbaf9]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1988

Related Models

• Seiko 7197-786
• Seiko 6637-413
• Seiko 6132-840
• Seiko 0728-990
• Seiko 6352-652
• Seiko 5270-568
• Seiko 0773-717
• Seiko 6359-519
• Seiko 7075-842
• Seiko 6158-500
• Seiko 6654-898
• Seiko 7090-900