Seiko Cal. 7187 - 871

The Seiko 7187-871 represents an important milestone in Seiko's 1997 lineup. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-4078360951ee]

Also known as: Sumo, Bullhead

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

25j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1997

Related Models

• Seiko 6253-472
• Seiko 6693-287
• Seiko 6664-917
• Seiko 6242-783
• Seiko 6622-730
• Seiko 6179-232
• Seiko 7090-968
• Seiko 5675-830
• Seiko 7138-168
• Seiko 7192-647
• Seiko 6371-265
• Seiko 7160-680