Seiko Cal. 7121 - 937

This Spring Drive model from 1987 features a 41mm Two-Tone case. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-4a49f94c6bf5]

Also known as: Samurai, Emperor

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1987

Related Models

• Seiko 4498-320
• Seiko 7166-860
• Seiko 3858-860
• Seiko 6115-834
• Seiko 6212-861
• Seiko 4571-831
• Seiko 5633-721
• Seiko 5618-198
• Seiko 0748-605
• Seiko 4410-511
• Seiko 4513-878
• Seiko 6274-627