Seiko Cal. 7187 - 899

The Seiko 7187-899 represents an important milestone in Seiko's 1972 lineup. The Coin-Edge bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-d34b256dd24c]

Also known as: Shogun

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1972

Related Models

• Seiko 5642-850
• Seiko 6633-388
• Seiko 6121-736
• Seiko 6115-682
• Seiko 7165-240
• Seiko 6690-596
• Seiko 6220-452
• Seiko 6657-698
• Seiko 7124-428
• Seiko 4538-472
• Seiko 4528-251
• Seiko 4462-564